This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraception, Subject name: Gynaecology & Obstetrics
True statements regarding DMPA includes all the following except : 
Select and explain. 
A. 3% failure rate, B. Protects against ovarian cancer, C. Can be given in women with seizures, D. Useful in treatment of menorrhagia
B: Protects against ovarian cancer
Answer: B: Protects against ovarian cancer 
Explanation: Risk of endometrial cancer is substantially reduced by past use of DMPA Noncontraceptive benefits of DMPA:Anemia, PID, Ectopic pregnancy, and Endometrial cancer are repoedDMPA benefits women with sickle cell diseaseRef: Novak and Bereks Gynecology; 15th Edition; Chapter 10