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Medications and Drugs

Brand Names: Alferon N

Generic Name: interferon alfa-n3 (Pronunciation: IN ter FEER on AL fa)

What is interferon alfa-n3 (Alferon N)?

Interferon alfa-n3 is made from human proteins. Interferons help the body fight viral infections.

Interferon alfa-n3 is used to treat genital warts that occur on the outside of the body. This medication is for use only in people who are at least 18 years old.

Interferon alfa-n3 is usually given after other medications have been tried without successful treatment of genital warts.

Interferon alfa-n3 may also be used for other purposes not listed in this medication guide.

What are the possible side effects of interferon alfa-n3 (Alferon N)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; chest tightness, wheezing, feeling like you might pass out; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have flu symptoms such as fever, chills, and body aches.

Less serious side effects may include:

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about interferon alfa-n3 (Alferon N)?

You should not use this medication if you are allergic to interferons, or if you are allergic to eggs or mouse proteins.

Before receiving interferon alfa-n3, tell your doctor if you have heart disease, congestive heart failure, angina (chest pain), severe lung disease (such as COPD), diabetes, bone marrow suppression, a bleeding or blood clotting disorder, or a seizure disorder.

Call your doctor if you have flu symptoms (fever, chills, and body aches), or if your genital warts do not completely clear up within 3 months after your last injection of interferon alfa-n3.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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