Generic name:acyclovir
Dosage form: oral suspension
Drug class:Purine nucleosides
Medically reviewed by Drugs.com. Last updated on Mar 22, 2022.
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DESCRIPTION
ZOVIRAX is the brand name for acyclovir, a synthetic nucleoside analogue active against herpes viruses. ZOVIRAX Oral Suspension is a formulation for oral administration.
Each teaspoonful (5 mL) of ZOVIRAX Oral Suspension contains 200 mg of acyclovir and the inactive ingredients methylparaben 0.1% and propylparaben 0.02% (added as preservatives), carboxymethylcellulose sodium, flavor, glycerin, microcrystalline cellulose, and sorbitol.
Acyclovir, USP is a white, crystalline powder with the molecular formula C8H11N5O3 and a molecular weight of 225. The maximum solubility in water at 37°C is 2.5 mg/mL. The pka’s of acyclovir are 2.27 and 9.25.
The chemical name of acyclovir is 2-amino-1,9-dihydro-9-[(2-hydroxyethoxy)methyl]-6H-purin-6-one; it has the following structural formula:
