Drug reference
acyclovir
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Drug class
Anti Virals (Herpesvirus)
Mechanism of action
Interferes with DNA polymerase to inhibit DNA replication via chain termination
Common side effects
- Malaise
- Vomiting
- Nausea
- Inflammation or phlebitis at injection site
- Eye pain (stinging)
- Burning/stinging
Contraindications
- Hypersensitivity to valacyclovir or acyclovir
Known interactions (1)
- acyclovir + vancomycin Moderate
Related conditions
Frequently asked questions
What drug class is acyclovir?
acyclovir belongs to: Anti Virals.
How does acyclovir work?
Interferes with DNA polymerase to inhibit DNA replication via chain termination
What are the common side effects of acyclovir?
Malaise, Vomiting, Nausea, Inflammation or phlebitis at injection site, Eye pain (stinging), Burning/stinging
Which drugs interact with acyclovir?
vancomycin
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.