Basic Zovirax Information

• INN (International Nonproprietary Name): Acyclovir (also spelled Aciclovir in the UK and some European countries).
• Brand Names Available In Australia: Zovirax; generic aciclovir.
• ATC Code: J05AB01.
• Forms & Dosages: Tablets 200mg, 400mg and 800mg; capsules 200mg; oral suspension 200mg/5mL; cream 5% (50mg/g); ointment 5%; injection 25mg/mL; buccal tablets 50mg.
• Manufacturers In Australia: Sanofi, Glaxo Wellcome, Sandoz, TEVA, HEXAL, ratiopharm, Stada and Pfizer are listed in the source data as global manufacturers and suppliers.
• Registration Status In Australia: Prescription medicine.
• OTC / Rx Classification: Prescription (Rx) only in all jurisdictions.
• Standard Dosage By Condition: Herpes simplex 200mg orally 5 times daily for 5 to 10 days; shingles 800mg orally 5 times daily for 7 to 10 days; chickenpox 800mg orally 4 times daily for 5 days; cold sores topically 5 times daily for up to 4 to 5 days; severe infection or immune suppression 5 to 10mg/kg IV every 8 hours for 5 to 10 days.
• Dosage Adjustments: Children, older adults and people with renal impairment may need changes to dose or dosing frequency; liver impairment requires caution if severe.
• Typical Treatment Durations: Herpes simplex 5 to 10 days; shingles 7 to 10 days; prophylaxis in selected immunosuppressed or transplanted patients may continue for months or for the duration of risk.
• Missed Dose / Overdose Guidance: Take a missed dose as soon as possible unless the next dose is nearly due; never double up. Overdose may cause neurotoxicity or renal toxicity and needs urgent medical help.
• Storage & Transport: Store at 15 to 25°C; keep cream and ointment away from heat and direct light; refrigerate oral suspension after opening as per label; transport in original packaging.
• Absolute Contraindications: Hypersensitivity to acyclovir, valacyclovir or any inactive ingredient in the formulation.
• Relative Contraindications: Renal impairment, older age, dehydration, pregnancy and lactation need careful assessment and monitoring.
• Common Side Effects: Oral nausea, vomiting, diarrhoea, headache and fatigue; topical irritation, burning, itching or stinging; IV renal dysfunction, neurotoxicity and phlebitis.
• Competitors And Related Products: Valacyclovir, famciclovir and penciclovir.

Zovirax In Australia: What The Latest Evidence And Pharmacy Trends Mean

Worried about a cold sore that has just started tingling, or a shingles rash that needs treatment fast?

That is usually where Zovirax enters the conversation.

Zovirax is the best-known brand for acyclovir, or aciclovir, and it remains one of the core anti-herpetic medicines used in Australia and around the world.

Across recent literature from 2022 to 2025, the message has stayed consistent rather than dramatic.

Early treatment still matters most.

When acyclovir is started early, it can reduce symptom duration, lesion burden and viral shedding in herpes simplex and herpes zoster.

That is why patients are still prescribed Zovirax tablets, Zovirax cream and other aciclovir forms instead of waiting for an outbreak to settle on its own.

For Australian readers, the practical issue is access.

Prescription-only status, PBS pathways and pharmacist counselling all shape how quickly treatment can begin.

In community pharmacy, many people ask for the cheapest effective option, and generic aciclovir often fits that need well.

Others prefer a branded option if it is familiar or already recommended by their prescriber.

The real-world trend is simple: patients want fast access, clear advice and treatment that starts before symptoms peak.

Major 2022–2025 Australian And Global Studies

New headlines have not replaced acyclovir with a better cure, because there is still no cure for viral herpes.

What the recent evidence keeps showing is that timely antiviral therapy helps most when it is started early in the course of an outbreak.

That remains true for herpes simplex, cold sores and shingles, where faster symptom control is the outcome people notice first.

In practice, the evidence also supports the long-standing place of acyclovir as a reference medicine for anti-herpetic therapy.

It continues to be used in oral, topical and intravenous settings, which is why it remains relevant in both hospital and community pharmacy care.

International prescribing trends also still favour acyclovir when cost is a major factor.

Longer-acting prodrugs such as valacyclovir are often chosen when fewer daily doses are needed, but Zovirax stays important because it is familiar, effective and widely available.

For Australian patients, that usually means access through a GP, urgent care, telehealth eScript or pharmacy referral pathway.

A patient ringing on a Friday afternoon for a cold sore cream, for example, is often looking for the quickest and most affordable way to start treatment the same day.

What The Evidence Consistently Shows

The recurring finding across recent studies is not that acyclovir changes the disease forever, but that it shortens active episodes when used correctly.

That applies to herpes simplex and herpes zoster, where treatment is most useful when started early rather than late.

In plain terms, Zovirax helps outbreaks look and feel less severe, and it may lower viral shedding while the infection is active.

That is the reason acyclovir tablets are still used for genital herpes and shingles, and why Zovirax cream still has a role for cold sores.

The evidence also aligns with the way Australian pharmacists counsel patients: treat early, take the full course, and follow the prescribed dose.

For many people, that is enough to turn a miserable week into something much more manageable.

Safety Observations From Post-Market Surveillance

Post-market safety data continue to match the known profile of acyclovir.

Oral use can cause nausea, vomiting, diarrhoea, headache and fatigue.

Topical use can cause local irritation, burning, itching or stinging.

IV treatment carries higher risk, especially if renal dosing is missed, and that is where renal dysfunction, neurotoxicity and phlebitis become more important.

Older adults, people with dehydration and anyone with renal impairment need closer monitoring.

That is why pharmacists in Australia often remind patients to stay well hydrated and to mention kidney problems before starting treatment.

When acyclovir is used sensibly, its long-standing safety record remains one of the reasons it continues to be prescribed so widely.

What Matters Most For Australian Readers

For Australian patients, the main issue is not whether Zovirax exists, but how quickly it can be accessed and at what cost.

Prescriptions may come from a GP, telehealth service or urgent care clinic, then be dispensed through a local or online pharmacy.

PBS subsidy can make a big difference to out-of-pocket cost, and generic aciclovir is often the budget-friendly choice.

In our online pharmacy, Zovirax is available without a prescription, with discreet delivery to Australia in 5 to 14 days.

That said, the medicine itself remains prescription-only in Australia, so patients should always make sure the product and supply pathway match the legal and clinical requirements for their situation.

How Zovirax Works

Ever wondered why an antiviral can help an outbreak without removing the virus from the body?

That is the key point with acyclovir.

Zovirax does not cure herpes.

It interferes with viral replication so the virus cannot copy itself as efficiently inside infected cells.

That is why outbreaks tend to be shorter, milder and less disruptive when treatment starts early.

Layman’s Explanation

Think of the virus as a copier that has been switched on inside the cell.

Acyclovir interrupts that process.

Once the drug is activated in infected cells, the virus struggles to make more of itself.

That is why Zovirax tablets, Zovirax cream and other aciclovir forms are used to reduce symptoms rather than eliminate the underlying infection.

Why It Helps Outbreaks, Not Cures Them

Herpes-family viruses can stay in the body and reactivate later.

Zovirax can calm the current outbreak, but it does not remove the dormant virus.

That means recurrence can still happen, which is why some patients need repeat treatment or preventive protocols in selected clinical settings.

Scientific Breakdown

Zovirax is the brand name for acyclovir, ATC code J05AB01.

Its action is based on selective activation in infected cells, followed by suppression of viral DNA replication.

Because the drug is preferentially activated where the virus is already present, it has a long-standing safety profile and can be used in oral, topical and intravenous forms.

That selectivity is also why clinicians continue to trust it for herpes simplex, shingles and selected prophylaxis situations.

Viral Enzyme Activation And DNA Chain Termination

Once inside an infected cell, acyclovir is converted into its active form and disrupts the virus’s ability to keep extending its DNA chain.

In practical terms, the viral copy machine jams.

Replication slows, the outbreak settles sooner and the amount of active virus falls.

That is the core pharmacology behind acyclovir evidence and its place in herpes treatment.

Why Selectivity Matters

Selective activation matters because it helps explain the safety profile of the medicine.

It is one reason Zovirax tablets, Zovirax cream 5% and even IV aciclovir can be used in appropriate patients with clear prescribing guidance.

That same selectivity also supports use in genital herpes, cold sores and herpes zoster, and in prophylaxis for selected immunosuppressed patients.

Approved Uses, Prescribing Patterns And Off-Label Realities In Australia

People often want to know whether Zovirax is only for cold sores or whether it can be used for shingles and genital herpes too.

The answer is that it has several established uses, and Australian prescribers commonly choose from tablets, cream, suspension and IV forms depending on the situation.

Australian Approvals And PBS Context

Zovirax is prescription-only in Australia.

That means access usually begins with a prescriber, then continues through pharmacy dispensing and PBS or private pricing.

The source data lists acyclovir as available by prescription in Australia, and that aligns with the way it is commonly supplied in community pharmacy.

For many patients, the main question is whether the branded product or generic aciclovir is the better fit.

Often, the answer comes down to price, availability and the form required.

Common Approved Uses

In Australian practice, Zovirax is commonly used for herpes simplex, including oral and genital infection, herpes zoster, chickenpox in selected cases and cold sores with topical cream.

It is also used in hospital settings for severe infection or immune suppression, where IV treatment may be needed.

The usual forms include tablets 200mg, 400mg and 800mg, cream 5%, ointment 5%, oral suspension and IV vials.

That range is one reason the brand still holds its place in pharmacy shelves and hospital formularies.

Notable Off-Label Trends In Practice

What clinicians call off-label use is usually protocol-led rather than casual prescribing.

That matters most in immunosuppressed or transplant patients, where prophylaxis may continue for months or for as long as the risk lasts.

In regional Australia, the practical driver is often sourcing and continuity of supply.

Zovirax and generic aciclovir can be easier to source than some alternatives, especially where stock choices are limited.

When Clinicians Consider Alternatives

When dosing convenience matters, prescribers may choose valacyclovir or famciclovir instead.

When cost matters more, aciclovir often remains the most practical option.

That trade-off is exactly why Zovirax vs Valtrex is such a common patient question at the counter.

For a person who wants the simplest route to treatment, the answer is often whichever medicine can be started promptly and taken correctly.

Dosage Strategy: Practical Dosing By Condition

Confused by the different tablet strengths and schedules?

That is understandable, because Zovirax dosing changes depending on the condition, age and kidney function.

General Dosing

Tablets, cream, suspension and IV forms all serve different roles.

Zovirax tablets are used for systemic treatment.

Zovirax cream is used for cold sores.

The oral suspension can help when swallowing tablets is difficult.

IV therapy is reserved for more severe illness or immune suppression.

Tablets, Cream, Suspension And IV Basics

In adult practice, the source data lists 200mg, 400mg and 800mg tablet strengths, plus a 5% cream and 5% ointment.

That makes it easier for prescribers to match the medicine to the problem rather than forcing one formulation to do everything.

For families, the suspension is useful because it allows more flexible dosing in children when needed.

Condition-Specific Dosing

For herpes simplex, the adult oral dose is 200mg five times daily for 5 to 10 days.

For shingles, the adult dose is 800mg five times daily for 7 to 10 days.

For chickenpox, adults are listed at 800mg four times daily for 5 days.

For cold sores, the topical cream is applied five times daily for up to 4 to 5 days.

For severe infection or immune suppression, IV use is 5 to 10mg/kg every 8 hours for 5 to 10 days.

PBS-Style Dosing Patterns By Indication

These schedules are why adherence matters so much.

Missing a dose can reduce the benefit, especially when treatment has to keep pace with viral replication.

Patients often ask whether 400mg Zovirax is the same as 200mg tablets taken together.

The practical answer is that the prescriber’s instructions matter, and the formulation should match the intended regimen.

Paediatric And Special-Population Adjustments

Children may need weight-based dosing, such as 20mg/kg with a maximum of 800mg in some indications.

The source data notes standard oral use from over 2 years for chickenpox and herpes in some settings.

Elderly patients may need dose reduction, especially if renal impairment is present.

That same caution applies to dehydration and liver dysfunction when severe.

Zovirax renal impairment advice should always be checked against renal dosing charts, because dose adjustment is mandatory when kidney function is reduced.

Safety Profile, Contraindications And Pharmacovigilance

People usually want one clear answer here: is Zovirax safe?

For most patients, yes, when used correctly and with the right dose adjustment.

Contraindications

The absolute contraindication is hypersensitivity to acyclovir, valacyclovir or any inactive ingredient in the product.

That is why it is important to check the product label, especially if a patient has reacted to a similar antiviral before.

Hypersensitivity And Formulation-Specific Excipients

Not every reaction is to the active ingredient.

Some patients react to an excipient in a particular formulation.

That is one reason pharmacists ask follow-up questions before recommending a topical product or dispensing a repeat script.

Adverse Effects And Monitoring

Oral side effects most often include nausea, vomiting, diarrhoea, headache and fatigue.

Topical products can cause local irritation, mild burning, itching or stinging.

IV treatment carries the greatest monitoring burden, particularly for kidney function and neurological symptoms.

Oral, Topical And IV Side Effects

IV acyclovir can cause renal dysfunction, rare crystal-related problems, neurotoxicity and phlebitis at the injection site.

Neurotoxicity is more likely if renal impairment is missed or the dose is not adjusted properly.

That is why hydration and dose checks are standard counselling points in Australian pharmacy practice.

Post-Market Safety Themes

Post-market surveillance keeps reinforcing the same themes.

Kidney function matters.

Older adults need extra care.

Dehydration raises risk.

And people on IV treatment need more monitoring than people using a cold sore cream.

Those messages have been stable for years because the medicine itself has a well-known profile.

Interaction Mapping: Medicines, Hydration And Everyday Australian Habits

Does Zovirax clash with food, coffee or a Friday night drink?

That is one of the most common practical questions in pharmacy.

Food And Drink Interactions

Acyclovir has no major food interaction that changes routine counselling.

The bigger issue is hydration.

People who are unwell, sweating, drinking too little water or taking multiple medicines can become more vulnerable to kidney problems.

Alcohol, Coffee And Diet

Alcohol does not directly interact with acyclovir in the usual sense, but heavy drinking can worsen dehydration.

Coffee is not a formal interaction either, although excessive intake may contribute to fluid imbalance in some patients.

So the advice is simple: stay hydrated and avoid making dehydration worse.

Drug Combinations To Avoid Or Monitor

The main interaction concern is renal function rather than a dramatic food issue.

Renal-risk combinations and nephrotoxic medicines deserve attention, particularly in older adults and anyone managing shingles after a GP consult.

Renal-Risk Combinations And Nephrotoxic Medicines

Australian pharmacists are well placed to flag these situations because they often see the full medicine list at dispensing.

When a patient is already taking several prescription medicines, it is worth checking kidney history before starting Zovirax tablets or IV aciclovir.

Hydration advice is especially important for people with fever, poor oral intake or vomiting.

Practical Medicine Combinations

There is no special “food rule” that most patients need to memorise.

Instead, the practical focus is on kidney safety, the correct schedule and prompt reporting of unusual confusion, agitation or reduced urine output.

That is where pharmacist counselling makes the biggest difference.

Patient Experience: What Australians Tend To Report

What do people actually say when they pick up Zovirax or ask about it online?

Usually the same three things come up: price, speed and convenience.

Australian Survey And Anecdotal Patterns

Australian patients are generally price-sensitive and expect PBS-style value.

Many are comfortable with generic aciclovir once they know it is the same active ingredient.

For repeat outbreaks, that can make a real difference to ongoing use.

Price Sensitivity And PBS Reliance

People often want the cheapest effective option.

That is why shoppers compare brand and generic prices closely, especially for cold sores or recurrent genital herpes.

When the pharmacist explains the therapeutic equivalence of generic aciclovir, the decision often becomes much easier.

Community Pharmacy And Forum Trends

Most patients want simple, fast access.

That is especially true for cold sore treatment, where the timing of treatment can determine how much benefit the cream provides.

Local pharmacy chains such as Chemist Warehouse, Priceline and TerryWhite are familiar names for many Australians, and online pharmacy access has become part of everyday shopping behaviour too.

Preference For Simple, Fast Access

A patient with a cold sore on a Thursday night usually wants a solution that can be ordered or picked up quickly.

Another patient with shingles may care more about starting tablets the same day than about the brand name on the box.

That is why clear counselling about early treatment matters so much.

Urban Vs Rural Realities

Urban patients may get a same-day GP or telehealth script.

Rural patients often rely more heavily on the nearest pharmacy’s stock and the pharmacist’s advice.

For them, supply checks and brand substitution can be just as important as the prescription itself.

Distribution, Availability And Pricing In Australia

How easy is it to get Zovirax in Australia?

Usually, very easy once a prescription is in hand.

National Pharmacy Chains

Zovirax and generic aciclovir are commonly dispensed through community pharmacies, including large chains such as Chemist Warehouse, Priceline and TerryWhite.

That gives patients plenty of choice on price, stock and convenience.

Chemist Warehouse, Priceline And TerryWhite Realities

Chain pharmacies often help patients compare options quickly.

If one brand is out of stock, a pharmacist may be able to dispense a suitable alternative within the same medicine class, provided the script allows it.

That flexibility is particularly useful for repeat episodes, when people want treatment without delay.

Online Pharmacy Growth And E-Scripts

Online ordering has become part of normal access in Australia.

Telehealth and eScripts can speed up the process, especially when a patient already knows the symptoms and treatment plan.

Telehealth, Stock Variability And Supply Checks

Stock can vary by location, which matters more in rural and remote areas.

Online ordering can help, but supply checks are still sensible before a patient counts on a same-day start.

If the medicine is needed urgently, it is better to confirm availability before relying on delivery times alone.

PBS Versus Private Cost

Australians are used to comparing subsidised and private prices.

That is why generic aciclovir is such an important market option.

Why Australians Compare Brands Closely

For repeat use, cost can influence whether a patient starts therapy promptly or delays treatment.

That is one reason PBS access and brand substitution remain so important in routine pharmacy care.

Alternatives And Competitor Comparison

Should a patient always choose Zovirax, or are there better alternatives?

It depends on the problem, the dose schedule and the budget.

PBS And Non-PBS Options

The main alternatives are valacyclovir, famciclovir and topical penciclovir products.

Valacyclovir has better oral bioavailability and less frequent dosing.

Famciclovir is a common shingles alternative.

Penciclovir is used topically for a similar indication.

Valacyclovir, Famciclovir And Topical Alternatives

Zovirax vs Valtrex is often a conversation about convenience versus cost.

Valacyclovir may be easier to take because it is less frequent.

Zovirax may be the lower-cost or more familiar option.

That same logic often applies to famciclovir and penciclovir as well.

Pros And Cons Checklist

The biggest advantage of Zovirax is breadth of use.

It comes in multiple strengths and forms, and it is widely recognised by prescribers and pharmacists.

Dosing Convenience Versus Cost

More convenient dosing can improve adherence, but it may also cost more.

For many Australian patients, affordability and quick access are the deciding factors.

That is why generic aciclovir continues to hold ground in routine herpes treatment.

Why Zovirax Still Holds Ground

Zovirax remains relevant because it is established, trusted and easy to match to a prescription.

It fits PBS and private pathways, and it is available in forms that suit cold sores, genital herpes, shingles and selected severe infections.

For patients, that practical flexibility often matters more than a newer name.

Regulatory Status, PBS And Prescription Controls

Is Zovirax actually regulated in Australia, or can it just be bought like a general medicine?

The answer is straightforward.

TGA Approval Framework

The source data identifies acyclovir as prescription-only in all jurisdictions, including Australia.

That means its market availability is shaped by the TGA framework and by prescription supply rules.

Prescription-Only Medicine Status

For patients, this means the key question is not whether Zovirax exists, but how the script is written and what formulation it specifies.

Brand names, strengths and dosage form all matter when the pharmacist is dispensing.

PBS Subsidy Process

Affordability in Australia is strongly influenced by PBS listing and dispensing rules.

That is why patients often compare branded Zovirax with generic aciclovir before filling a script.

How Australian Access Is Shaped By Subsidy And Dispensing Rules

Subsidy can lower the cost for eligible patients, while private pricing can vary between pharmacies.

That is also why supply checks and substitution discussions are so common at the counter.

What Patients Should Check

Patients should check whether the script is for branded Zovirax or generic aciclovir, whether the formulation matches the indication, and whether any repeats or supply limits apply.

These are practical details, but they can make the difference between a smooth pharmacy visit and a delay.

Frequently Asked Questions

These are the questions pharmacists hear most often about Zovirax in Australia.

Does Zovirax Cure Herpes?

No.

Zovirax does not cure viral herpes.

It reduces outbreak severity, recurrence frequency and transmission risk while the virus is active.

What It Can And Cannot Do

That distinction matters because patients sometimes expect a once-off cure.

Instead, acyclovir is a treatment for control, not eradication.

Is Zovirax Cream Better Than Tablets?

Not always.

Topical cream is useful for mild cold sores, while tablets are often used for more significant or recurrent infections.

When Topical Versus Oral Treatment Makes Sense

If the infection is local and mild, cream may be enough.

If the outbreak is more severe, recurrent or involves shingles or genital herpes, tablets are usually the more appropriate option.

Can Children Use Aciclovir?

Yes, in selected situations and with appropriate dosing.

The source data includes weight-based paediatric doses for some indications, and dose choice depends on age, weight and clinical reason.

Age, Weight And Indication Limits

Children can be prescribed aciclovir when the prescriber considers it suitable.

Careful dose calculation matters, especially where renal function or dehydration could affect safety.

Practical Australian Questions

Patients also ask whether Zovirax is on the PBS, whether it can be bought over the counter and whether it is safe with kidney disease.

In Australia, it is prescription-only, and dose adjustment may be needed in renal impairment.

Those are exactly the sorts of questions a pharmacist should help answer before dispensing.

Visual Guide Concepts For An Australian Audience

Some topics are easier to understand when they are shown visually rather than explained in blocks of text.

PBS Pricing Infographic

A simple chart showing private versus subsidised cost would help readers understand why generic aciclovir is often the first choice for repeat episodes.

Private Versus Subsidised Cost

That visual could also show how prescription status and brand choice affect the final amount a patient pays.

Pharmacy Access Map

A map showing local pharmacy, chain pharmacy and online eScript access would be useful for readers in cities, regional towns and remote areas.

Urban, Regional And Remote Availability

It would make the practical difference between same-day access and delivery-based supply much easier to grasp.

Formulation Comparison Panel

Another useful graphic would compare Zovirax tablets, cream, ointment, suspension and IV use by indication, strength and typical patient group.

That would help people choose between a cold sore cream and a systemic treatment conversation with their prescriber.

Storage And Transport In Australian Conditions

Hot weather can quietly ruin a medicine if it is left in the wrong place.

That is especially relevant in Australian cars, bathrooms and sunny windowsills.

Household Storage Under Australian Climate

Tablets and cream should be stored at 15 to 25°C.

They should be protected from heat and direct light.

That matters for families, travellers and people living in warmer parts of the country.

Heat, Light And Moisture Precautions

Keep the medicine in its original pack whenever possible.

That helps protect it from moisture and makes it easier to follow the label directions later.

Pharmacy Transport And Cold-Chain Considerations

Oral suspension should be shaken well and refrigerated after opening, according to the label.

IV vials need to be stored as per the package insert and protected from freezing.

Oral Suspension And IV Stock Handling

Pharmacies and patients both benefit from simple handling habits.

That is especially true in regional and rural households where transport time can be longer and weather can be harsher.

Real-World Handling Tips

Original packaging matters.

So does avoiding a hot car boot.

Those small details can protect medicine stability and reduce waste.

Proper Use: Pharmacist Counselling And National Guidance

What should a pharmacist make sure every patient understands?

Usually three things: start early, take the right dose and keep hydrated.

Pharmacist Counselling Style In Australia

Australian pharmacists play a major role in counselling because they see the practical barriers that can interfere with treatment.

They can reinforce early initiation, adherence and kidney safety in a way that is easy to act on at home.

Early Start, Adherence And Hydration

If a patient starts treatment late, the benefit is often smaller.

If a dose is missed, the patient should take it as soon as possible unless the next dose is close.

And if hydration is poor, kidney risk can rise.

National Health Authority Recommendations

The same themes keep showing up in guidance: adjust for renal impairment, use caution in older adults, and seek urgent help if overdose symptoms occur.

Confusion, seizures or other signs of neurotoxicity need immediate medical attention.

Dose Adjustment, Missed Doses And Safety Checks

Pharmacists are also well placed to help patients choose between brand and generic without losing therapeutic value.

That matters in a price-sensitive market, where the cheapest suitable option is often the one patients can stick with.

In the end, good counselling is what turns Zovirax from a box on a shelf into a treatment that actually works.

Delivery Across Australia

Final Takeaway For Australian Patients

Zovirax remains a dependable antiviral because it does one job well: it helps control herpes-family outbreaks when started early and used correctly.

For Australian patients, the main decisions are usually practical rather than complicated.

Which form is needed?

How urgent is the outbreak?

Is a branded product worth the price, or is generic aciclovir the better fit?

With the right prescription, proper dosing and pharmacist advice, Zovirax continues to be a useful part of herpes treatment in community pharmacy and beyond.