Uses of Valtrex

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).

Valtrex Directions

Take 1 tablet 2 times daily for acute outbreaks and 1 tablet daily as a maintenance dose if needed. Take Valtrex by mouth as directed. Do not skip doses or stop taking Valtrex 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 Valtrex. 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.

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.

Valtrex Drug Interactions

Tell your doctor of any over-the-counter or prescription medication you may take including cimetidine or probenecid.

Missed Dose of Valtrex

Try to take each dose of Valtrex at the scheduled time. If you miss a dose of Valtrex, 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 of Valtrex to catch up.

Valtrex Notes

Valtrex is most effective if it is started within 48 hours of when the rash first appears.

Valtrex storage

Store Valtrex at room temperature between 59 and 77 degrees F (15 to 25 degrees C) away from heat and light. Keep Valtrex and all medications out of the reach of children.