ACYCLOVIR - INJECTION (Zovirax) side effects, medical uses, and drug interactions.

acyclovir - injection, Zovirax (cont.)

PRECAUTIONS: Before using acyclovir, tell your doctor or pharmacist if you are allergic to it; or to valacyclovir; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, liver disease, immune system problems.This medication contains sodium. Consult your doctor or pharmacist if you are on a salt-restricted diet or if you have a condition that could be worsened by an increase in salt intake (e.g., congestive heart failure).Kidney function declines as you grow older. This medication is removed by the kidneys. Therefore, elderly people may be at greater risk for mental/mood changes (e.g., agitation, confusion) while using this drug.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This medication passes into breast milk. Consult your doctor before breast-feeding.

DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.Some products that may interact with this drug include: tizanidine, probenecid, drugs affecting the kidneys (e.g., amphotericin B, cisplatin, aminoglycosides such as gentamicin).Acyclovir is very similar to valacyclovir. Do not use medications containing valacyclovir while using acyclovir.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: change in the amount of urine, seizures, extreme tiredness, loss of consciousness, agitation.