Oligospermia caused by aEUR': (A) Methotrexate, (B) Hydroxychloroquine, (C) Leflunomide, (D) D-peniollamine
Answer is A. Methotrexate "Transient but reversible oligospermia has been repoed in males receiving high dose methotrexate for cancer chemotherapy". Defective oogenesis or spermatogenesis "Occurs in methotrexate therapy"