Contraceptive action of a single intra–vas deferens injection of a specific preparation of
styrene maleic anhydride (SMA) dissolved in dimethyl sulphoxide, forming a drug given the …

Following up on an earlier clinical trial demonstrating the safety of an intra-vas deferens
injection of a contraceptive drug named Risug, comprised of styrene maleic anhydride …

Earlier studies on the rat and the monkey had demonstrated that an injection of styrene
maleic anhydride (SMA) in a solvent vehicle of dimethyl sulphoxide (DMSO) into the lumen …

There is a need to develop a suitable male contraceptive for population control programmes.
The current unavailability of an ideal male contraceptive is due to the lack of one or more …

Injection of a polymer, styrene maleic anhydride (SMA), into the lumen of the vas deferens of
rats, was observed to have effective and reversible contraception. The safety evaluation of …

Even after decades of research men still lack reliable and reversible contraceptive methods
comparable to female methods of contraception. Traditional methods of male contraception …

Following the intravasal injection of a new male contraceptive RISUG (reversible inhibition
of sperm under guidance) in volunteers, routine semen analysis, semen biochemistry and …

HIV transmission from the male to the female is a major health problem. A hypothesis
proposing an intra vas deferens implant of an antimicrobial compound to prevent the …

Polymer styrene maleic anhydride dissolved in dimethyl sulphoxide was injected
intravasally to rhesus monkeys at the dose levels of 100 mg, 250 mg, and 500 mg in each …

A newly developed male contraceptive, styrene maleic anhydride (SMA), was injected in the
vas deferens of male rhesus monkeys for safety evaluation at the dose of 100 mg …