Valtrex
(VALACYCLOVIR-ORAL)
Uses
Valtrex is an antiviral agent used in the treatment of herpes zoster
(shingles), genital herpes and is also being used for herpes simplex
(cold sores).
How to take this medication
Take Valtrex by mouth as directed. Take all this medication as prescribed.
Do not skip doses or stop taking this without your doctor's approval.
Stopping therapy too soon may result in ineffective treatment.
Side effects
Nausea, vomiting, headache, loss of appetite, weakness, stomach
pain or dizziness may occur the first several days as your body
adjusts to the medication. If any of these effects continue or become
bothersome, inform your doctor. Notify your doctor if your condition
does not appear to improve or you experience a worsening of symptoms
while taking Valtrex.
Precautions
Tell your doctor if you have any kidney disease, blood disorders
or if you have any allergies. Valtrex should be used only if clearly
needed during pregnancy. Discuss the risks and benefits with your
doctor. It is not known if Valtrex appears in breast milk. Consult
with your doctor before breast-feeding.
Drug interactions
Tell your doctor of any over-the-counter or prescription medication
you may take including cimetidine or probenecid.
Notes
Valtrex is most effective if it is started within 48 hours of when
the rash first appears.
Miss dose
Try to take each dose at the scheduled time. If you miss a dose,
take it as soon as remembered; do not take it if it is near the
time for the next dose, instead, skip the missed dose and resume
your usual dosing schedule. Do not "double-up" the dose to catch
up.
Storage
Store this medication at room temperature between 59 and 77 degrees
F (15 to 25 degrees C) away from heat and light. Keep this and all
medications out of the reach of children.
Valtrex official
site