The pill caused a large drop in the levels of two hormones required for sperm production.
The new pill is being tested by researchers at University of Washington School of Medicine and Los Angeles Biomed Research Institute .passed tests of safety and tolerabilityThe new pill is being tested by researchers at University of Washington School of Medicine and Los Angeles Biomed Research Institute , who recruited 40 healthy young men for the phase 1 trial.
, showed that when used daily for a month, the experimental pill caused a large drop in the levels of two hormones required for sperm production, compared to the placebo.The drug effects were also reversible after stopping treatment, and the participants did not report any severe side effects. The mild side effects that were reported included fatigue, acne or headache, mildly decreased sex drive and mild erectile dysfunction, but sexual activity was not decreased.
"Our results suggest that this pill, which combines two hormonal activities in one, will decrease sperm production while preserving libido," said researcher Christina Wang, MD.
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