treatments mentioned for male fertility semen and impotency in charaka samhitha

 VAJIKARAN - vaji means horse - with this treatment one performs in bed like horse. Cha.Sa.Chikitsa Sthana 2/4/51

• In case of diseases of semen, treatment principles with use of formulations mentioned in vajikarana (aphrodisiac), raktapitta and yonivyapat are applied.
• https://www.carakasamhitaonline.com/index.php?title=Yonivyapat_Chikitsa#Ten_slots_of_consuming_medicines

• Impotency is caused by the beeja-upaghata (hereditary/congenital defect), dhwajopaghata (erectile dysfunction), jaraya (senility), shukrasamkshaya (diminished semen).
• The treatment mentioned for the shukra (semen) disorders as well as kshataksheena shall be applied for alleviation of impotency. Indications are basti, ksheera-sarpi (combination of milk and ghee), vrishya yoga(aphrodisiac), & rasayana prayoga (rejuvenating medicines); all together shall be administered for the treatment of impotency, caused by excess coitus, dhatu viparyaya, considering deha-bala (strength of the patient), dosha–bala (degree of dosha vitiation), agni-bala (power of agni) & bheshaja-kala (time of medicine administration).
• pradara (vaginal discharges) -  The treatment of pradara is as per principles of management for raktatisara (diarrhea with expulsion of blood), raktapitta (internal hemorrhage) and raktarsha (bleeding piles).