💊
ANTIVIRAL WHO Essential Verified Rx Required
Acyclovir
Also known as:Zovirax
1 Protocols
2 views
Primary Use
Treatment of herpes simplex and herpes zoster infections.
Also Used For:
Chickenpox
Shingles
Herpes encephalitis
Drug Classification
Medication Type
ANTIVIRAL
Drug Class
Nucleoside analogue
Dosage & Administration
Standard Dosage
400mg
Frequency
Three times daily for outbreaks
Duration
7-10 days for outbreaks, long-term for suppression
Route
ORAL
Best Time
Evenly spaced throughout day
Important
Full glass of water
Available Forms
Dosage Forms
TABLETCAPSULETOPICAL CREAMINJECTION IV
Available Strengths
200mg400mg800mg
Appearance
White tablet
Effectiveness
Success Rate
Reduces outbreak duration by 50-80%
Resistance rare in immunocompetent individuals.
Treatment Protocols
Herpes - First Episode Treatment
For: HERPES_SIMPLEX
Dosage
400mg
Frequency
Three times daily
Duration
7-10 days
Reduces outbreak duration by 50-80%
Safety Information
Common Side Effects
NauseaHeadacheDiarrheaFatigue
Serious Side Effects (Seek Medical Help)
Kidney problems
Neurological effects
Blood disorders
Contraindications (Do Not Use If)
Acyclovir allergy
Severe kidney impairment
Drug Interactions
Other nephrotoxic drugsProbenecid
Pregnancy
Category B - Generally safe
Breastfeeding
Compatible with breastfeeding
Pricing Information
Mfg. Cost
$2
Global Avg. Price
$15
Patent Status
Generic available
Prices may vary significantly by country, pharmacy, and insurance coverage. This is an average estimate.
Availability & Regulations
Prescription Required
Not OTC
Not Controlled
FDA Approval
1982
Available In
🇵🇭Philippines🇹🇭Thailand🇻🇳Vietnam🇸🇬Singapore🇲🇾Malaysia🇺🇸United States🇬🇧United Kingdom