Denavir
Generic Name: Penciclovir
What is Denavir?
Denavir is used to treat recurrent cold sores on the lips and face. It works by interfering with the growth of the herpes virus that causes the sores.What is the most important information I should know about Denavir?
You should begin applying Denavir at the first hint of a developing cold sore. The drug will not cure herpes, but it will reduce pain and may speed healing.Check with your doctor if your cold sore does not improve or becomes worse. You could have an infection.
Who should not take Denavir?
Do not use Denavir if you have ever had an allergic reaction to any of its ingredients.What should I tell my doctor before I take the first dose of Denavir?
Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with this drug. Also, talk to your doctor about your complete medical history, especially if you have a weak immune system.What is the usual dosage?
The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.Adults and children ≥12 years: Apply the cream every 2 hours, while awake, for 4 days.
How should I take Denavir?
Wash your hands before and after using Denavir. Your face should be clean and dry. Apply a layer of Denavir to cover only the cold sore area or the area that was tingling before the cold sore appeared. Rub in the cream until it disappears. Apply every 2 hours while awake for 4 days. Even though Denavir works at the blister stage, treatment should be started at the earliest sign of a cold sore (tingling, redness, itching, or bump).What should I avoid while taking Denavir?
Avoid using Denavir cream in or near the eyes; it can irritate them. Apply it only to sores on the lips and face.What are possible food and drug interactions associated with Denavir?
No significant interactions have been reported with Denavir. However, always tell your doctor about any medicines you take, including over-the-counter drugs, vitamins, and herbal supplements.What are the possible side effects of Denavir?
Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.Side effects may include: headache, hives, itching, numbing of the skin, pain, rash, skin discoloration, skin reaction or swelling where the cream was applied, swelling in the mouth and throat, taste or smell alteration, tingling, worsened condition
Can I receive Denavir if I am pregnant or breastfeeding?
The effects of Denavir during pregnancy have not been adequately studied. Tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.What should I do if I miss a dose of Denavir?
If you miss a dose of Denavir, apply the missed dose as soon as you remember it. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not apply two doses at once.How should I store Denavir?
Store at room temperature.
I'm Kristen Dore, PharmD. Welcome to PDR Health!
