Proper Use of This Medicine

If you are injecting interferon alfa-2b yourself, use it exactly as directed by your doctor. Do not use more or less of it, and do not use it more often than your doctor ordered. The exact amount of medicine you need has been carefully worked out. Using too much will increase the risk of side effects, while using too little may not improve your condition.

Interferon alfa-2b often cause unusual tiredness. This effect is less likely to cause problems if you inject this medicine at bedtime. Also, your doctor may want you to drink extra fluids, especially during the early phase of treatment.

Dosing—The dose of ribavirin and interferon alfa-2b will be different for different patients. The dose that is used may depend on a number of things, including the patient's size and laboratory test. If you are receiving interferon alfa-2b at home, follow your doctor's orders or the directions on the label . If you have any questions about the proper dose of interferons alfa-2b, ask your doctor.

Missed dose—If you miss a dose of ribavirin or interferon alfa-2b, do not inject the missed dose at all and do not double the next one. Check with your doctor for further instructions.

Storage—To store this medicine:

• Keep out of the reach of children.
• Store in the refrigerator.
• Keep the medicine from freezing.
• Do not keep outdated medicine or medicine no longer needed. Ask your health care professional how you should dispose of any medicine you do not use. Be sure that any discarded medicine is out of the reach of children.