Treating recurring cold sores associated with the herpes simplex virus. It may also be used for other conditions as determined by your doctor.
Penciclovir is an antiviral. It works by preventing the herpes simplex virus from growing.
Contact your doctor or health care provider right away if any of these apply to you.
Some medical conditions may interact with Penciclovir . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
Some MEDICINES MAY INTERACT with Penciclovir . Because little, if any, of Penciclovir is absorbed into the blood, the risk of it interacting with another medicine is low.
Ask your health care provider if Penciclovir may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
Use Penciclovir as directed by your doctor. Check the label on the medicine for exact dosing instructions.
Ask your health care provider any questions you may have about how to use Penciclovir .
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Bad taste in mouth; burning, pain, flushing, or itching at the application site; headache.Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately. Penciclovir may be harmful if swallowed.Proper storage of Penciclovir :
Store Penciclovir at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, light, and moisture. Keep Penciclovir out of the reach of children and away from pets.
This information is a summary only. It does not contain all information about Penciclovir . If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.