Valtrex (Herpes)
Uses
This medication 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 use this medication
Take this medication 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.
Valtrex 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 this medication.
Precautions
Tell your doctor if you have any kidney disease, blood
disorders or if you have any allergies. This medication
should be used only if clearly needed during pregnancy.
Discuss the risks and benefits with your doctor. It
is not known if this medication 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
This medication is most effective if it is started
within 48 hours of when the rash first appears.
Missed 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.