This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Not true about Nifedipine used in hypertension pregnant woman 
Select and explain. 
A. Can cause myocardial infarction and pulmonary oedema in patients with severe gestational hypertension, B. Also used for tocolysis in preterm labor., C. Can potentiate action of magnesium sulphate that is given for eclampsia neuroprophylaxis., D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: Nifedipine is calcium channel blocker, used in treatment of Hypertension. It is used widely in treatment of severe peripartum hypertension. All the statements are true in the given question.