Refractory period (sex) for treating sexual dysfunction. Sildenafil, used in the treatment of erectile dysfunction, was found in one scientific study to have caused "a decreased postejaculatory erectile refractory time (3.2 ± 0.7 vs. 6.4 ± 0.7 minutes)" in men diagnosed with premature ejaculation. It is additionally proposed that the gonadotropin inhibitory hormone (GnIH), which is considered to inhibit the hypothalamic-pituitary-gonadal axis and sexual functions causes refractoriness of the post-ejaculatory refractory period. This hypothesis also supports the increase of oxytocin and prolactin after orgasm in accordance with the previous studies. One alternative theory explains the male refractory period in terms of a peripheral
Psychological refractory period in separate modalities they should not interfere with each other. However, despite this separation, there is a maximum to the amount of capacity that can be devoted to them together. Although this idea enjoys some success, it is criticized because it fails to specifically define a mental resource. The definition tends to be circular in that limited resources define why an individual is not able to share two tasks, while the fact that individuals are not able to do two tasks at once is due to limited mental resources. Psychological refractory period The term psychological refractory period (PRP) refers to