What is the efficacy injectable DMPA for contraception?

Updated: Dec 10, 2018
  • Author: Frances E Casey, MD, MPH; Chief Editor: Richard Scott Lucidi, MD, FACOG  more...
  • Print
Answer

Answer

DMPA is an extremely effective contraceptive option. Neither varying weight nor use of concurrent medications has been noted to alter efficacy. Within the first year of perfect use, the failure rate is 0.3%.


Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!