What is Penvir (Famciclovir) used for?

Penvir (Famciclovir) is prescribed to treat conditions caused by the herpes virus including cold sores, genital herpes, or shingles. It works by slowing the reproduction of virus cells in the body making it easier for the immune system to naturally control the infection. This action can reduce the appearance of blisters or frequency of outbreaks associated with these conditions. It should be noted that this medication is only meant to treat virus infections and will not be effective against fungal or bacterial infections.

How should I use Penvir (Famciclovir)?

Follow the instructions provided by your physician while using Penvir (Famciclovir) to get the most effective results. One tablet should be taken two to three times each day, but your individual treatment may differ depending on the condition being treated and the severity of your symptoms. The doses should be swallowed with a glass of water and can be taken with or without a meal, although a snack is recommended before application if you experience nausea. Do not change the form of the tablets by splitting or crushing them before use to avoid unintentionally destroying or altering the effects of their contents. Ask your physician any questions you have about the medication to ensure the correct usage.

What are the side effects of Penvir (Famciclovir)?

Penvir (Famciclovir) may cause side effects in some patients such as:

• Headaches
• Dizziness or drowsiness
• Nausea, stomach pain, bloating, or diarrhea
• Mild skin irritation
• Numbness or tingling sensation

It is also important to inform your physician if you experience any more serious side effects that may require emergency medical attention including unusual swelling, weight gain, urinary retention, loss of appetite, vomiting, confusion, or an irregular heart rate. These conditions may require reduced dosages or other adjustments to prevent further health complications from occurring.

Please Note

Penvir (Famciclovir) should not be used to treat patients who are lactose intolerant. Also disclose if you have uncontrolled liver disease or decreased kidney function as these conditions may cause unexpected health problems requiring reduced dosages.

Strictly follow all instructions provided to you by your physician or pharmacist while using Penvir (Famciclovir). Optimum and safe dosage can differ based on the patient and the condition being treated.

As this medication may be unsafe for certain patients, it is essential you always inform your physician if you are pregnant or breastfeeding, as well as if you have any allergies, other illnesses, or ongoing health conditions, and if you are taking any other form of medication, supplements, or herbal products.

Immediately seek emergency medical care if you have an allergic or hypersensitive reaction. Common signs of a reaction include hives, swelling, skin rashes, chest pains, as well as trouble breathing or swallowing.