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
Clackline Refractory In the late 1960s, Clackline Refractory underwent an expansion, and reportedly had difficulty recruiting workers due to a shortage of accommodation in the area. Clackline Refractory The Clackline Refractory, also known as Clackline Clay and Brick, is a heritage listed brickworks site in Clackline, Western Australia. Clackline Refractory is located on Refractory Road, Clackline, Western Australia in a valley near Great Eastern Highway. , the site is in poor condition and mostly deserted, apart from stacks of various ceramic products. As well as kilns suitable for modern day production, the site has older kilns constructed from bricks, with corrugated iron