105.INTERFERON MOST COMMONLY USED IN TREATMENT OF VIRAL INFECTION

A.ALPHA 2B
B.BETA 2A
C.BETA 2B
D,GAMMA 2A

ANS:ALPHA 2B


Since interferons enhance the immune system in many ways, they are used for many diseases that involve the immune system. For example:

Interferon alfa-2a  is FDA-approved to treat hairy cell leukemia, AIDS-related Kaposi's sarcoma, and chronic myelogenous leukemia.
Interferon alfa-2b is approved for the treatment of hairy cell leukemia, malignant melanoma, condylomata acuminata, AIDS-related Kaposi's sarcoma, chronic hepatitis C, and chronic hepatitis B.
Ribavirin combined with interferon alfa-2b, interferon alfacon-1 , pegylated interferon alfa-2b, or pegylated interferon alpha-2a, all are approved for the treatment of chronic hepatitis C.
Interferon beta-1b  and interferon beta-1a  are approved for the treatment of multiple sclerosis.
Interferon alfa-n3  is approved for the treatment of genital and perianal warts caused by human papillomavirus (HPV).
Interferon gamma-1B is approved for the treatment of chronic granulomatous disease, and severe, malignant osteopetrosis.