These medicines may slow down the progress of the shingles rash, especially if you take them within the first 72 hours of having symptoms. They can also lower your chance of having complications. Your doctor may prescribe:
Talk with your doctor or pharmacist about side effects to watch out for if you’re put on one of these drugs.
Acyclovir (Zovirax)
Famciclovir (Famvir)
Valacyclovir (Valtrex)