Sterile haemorrhagic cystitis is caused by ?: (A) Busulfan, (B) Ketoprofen, (C) Methicillin, (D) Cylclophosphamide
Answer is D. Ans. is `d' i.e., Cyclophosphamide "Haemorrhagic cystitis can develop in patients receiving cyclophosphamide or ifosfamide." o Hemorrhagic cystitis due to cyclophosphamide is attributed to the presence of its metabolite ACROLEIN in urine. Other drugs causing hemorrhagic cystitis Carmustine o Extended spectrum penicillins o Vincristine Chlorambucil o Nitrogen mustard o Busulfan