Male-contraception specialist discusses halted clinical trial

Success rate was 96 percent but trial was ended over negative side effects

NPR - On Point  |  Updated 2:00 PM, 11.04.2016

Posted in: Issues

  • The study method boasted a 96 percent success rate for the 320 men (and their non-pregnant partners) involved in the study, but “the frequencies of mild to moderate mood disorders were relatively high.” ThinkStock

A global clinical trial for a hormonal contraceptive for men appeared highly effective, but was halted early because of side effects the 320 study subjects experienced – mood swings, pain at injection site, acne and more.

That action, announced Oct. 27, has spurred women to express frustration that men cannot manage contraceptive side effects similar to what women have dealt with for decades.

Today the NPR radio program “On Point” interviewed Dr. William Bremner, professor and chair of the department of medicine at the University of Washington School of Medicine, where he also directs research of male contraception. (Bremner is first heard at 4:45 into the 47-minute program.) He spoke about the trial and the future of male hormonal contraception.

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