When there is excessive Shukra kshay i.e. loss of semen as per Ayurveda which gives rise to inverse destruction of seven dhatus ( elements) i.e. Rasa, rakta .....to....Majja, Shukra . Inversely Shukra loss leads to Rasa Dhatu loss. In modern context, excess of semen loss causes physical and psychological ( including your premature ejaculation and same sex attractions) imbalance in body and will also lead to physical problems if oenile vessels and cavernosa which will become constricted by excess masturbation. This may be repleted by proper nutrition while metabolism should be in good state. Appetite flaring herbs, maintaining good digestion and metabolism will lead to repletion of Dhatus. Here comes the role of Vrishyaa group of herbs which strengthen semen. Whole cycle takes few weeks. Local penile strengthening herbal oils/ gels like shrigopal tel and himcolin have been known to strengthen cavernosa/ vessels and musculature when wrapped with Betel Leaf ( inverted) post penile massage. Hope this will help you to regain confidence in normal sex and improve your power.