Most male contraceptives take months to work, but a new approach stops sperm in under an hour, by blocking an enzyme they need to swim. In mice, one dose was 100% effective A revolutionary male birth control pill has passed its first human safety trials, showing it can safely stop spe*m production without major side effects. This breakthrough could finally give men more control Rebecca Weiss designs ultrasound powered male contraceptive device Viberect Pro Penile Vibrator CMT Medical Non Hormonal Male Birth Control in Works To Encourage More Active Family Planning Spectrum News WASTED Researchers have introduced a potential breakthrough in male birth control: an injectable, non hormonal contraceptive known as ADAM. Instagram