This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraceptives, Subject name: Gynaecology & Obstetrics
[{'content': "OCP's intake cause psychiatric symptoms, and abdominal pain. Diagnosis is: \nSelect and explain. \nA. Acute intermittent porphyria, B. Systemic lupus, C. Thrombosis, D. Anemia", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is a, i.e. Acute intermittent porphyriaRef: Harrison 17th/ed, p2439Patient taking OCP's and presenting with abdominal pain and psychiatric problem, diagnosis is undoubtedly acute intermittent porphyria as OCP's can precipitate porphyria.Some drugs which precipitate porphyria are:* BarbituratesSulfonamide antibiotics * Meprobamate Gluthemide* Phenytoin Carbamazepine* Valproic acid Pyrazolones* Griseofulvin Ergots* Synthetic estrogen/progestogen (OCP)Danazol* Alcohol Succinimide", 'role': 'assistant'}]