REBETRON^TM Combination Therapy includes REBETOL® (Ribavirin, USP) Capsules and INTRON® A (Interferon alfa-2b, recombinant) Injection packaged together. Both drugs are part of a regimen that includes injections three times per week and pills taken twice each day, in the morning and evening, for 24 weeks. The dose of medicine varies depending on a patient's weight. Patients weighing less than 165 pounds receive a lower dose than patients weighing more than 165 pounds. Please refer to package insert for dosing.