Alternative To Proin. At one time it was a human drug that was marketed for use as a diet drug by the name of dexatrim. There are a couple of alternatives to proin.

Both procedures should be left to specialists, she advised. Natural alternative to propalyn (phenyl propanolamine hydrochloride) by: Most vets will advise using phenylpropanolamine (proin), a drug that helps strengthen the urinary sphincter muscle or diethylstilbestrol (des), a hormone replacement therapy.