Cabergoline. Lowers prolactin which peaks after ejaculation. Can reduce or eliminate the refractory period. Problem is there is risk of significant cardiovascul

Cabergoline. Lowers prolactin which peaks after ejaculation. Can reduce or eliminate the refractory period. Problem is there is risk of significant cardiovascular side effects, including valvular disease. And they appear to be cumulative: the more pills you take, the higher the risk.