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
PG F-2d contrandicated is in: 
Select and explain. 
A. Bronchial asthma, B. DM, C. Twins, D. HT
A: Bronchial asthma
Answer: A: Bronchial asthma 
Explanation: PG F-2d is never used in asthmatic patients.

"Postpartum hemorrhage is treated with oxytocin or PGE2. Prostaglandin F-2a or ergotamine derivatives are contraindicated because they may cause significant bronchospasm."

—Williams 24/e, p 1015
Remember: In asthmatic patients PGE2 is not contraindicated and can be used for cervical ripening and induction.