Category:
Active Pharmaceutical Ingredients
CAS NO:
124832-27-5
Standard:
EP,
Valacyclovir Hydrochloride is the L-valyl ester prodrug of acyclovir, synthesized via enzymatic or chemical transamination. Its molecular formula is C13H20N6O4·HCl with CAS 154337-23-2. This high-bioavailability intermediate undergoes rapid hydrolysis in vivo to release active acyclovir.
Dose adjustment required for renal impairment; monitor for neurotoxicity. Store in a cool, dry place below 25°C protected from light to maintain stability.