The cause is poor injecting technique where oil from the solution saf made its way into the bloodstream. Although this emanet happen with any oil based steroid, the intensity of coughing with Tren is usually much more severe. Tıbbi Zeval Reddi / Kanuni Uyarı Bu sitede konum kayran yazıların tümü, https://www.youtube.com/redirect?q=https://tr.wikipedia.org/wiki/Bilgi