Acyclovirdrug info
acyclovir 0.05 MG/MG Topical Ointment [Zovirax]
What it is used for
ZOVIRAX Ointment 5% is indicated in the management of initial genital herpes and in limited non-lifethreatening mucocutaneous HSV infections in immunocompromised patients.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective October 31, 2020. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
ZOVIRAX is the brand name for acyclovir, a synthetic nucleoside analogue active against herpes viruses. ZOVIRAX Ointment 5% is a formulation for topical administration. Each gram of ZOVIRAX Ointment 5% contains 50 mg of acyclovir in a polyethylene glycol (PEG) base. Acyclovir is a white to off-white crystalline powder with the molecular formula C 8 H 11 N 5 O 3 and a molecular weight of 225.20. 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]-6 H -purin-6-one; it has the following structural formula: Chemical Structure
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective October 31, 2020. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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