Urixin contains 320mg of Saw Palmetto and 60mg if beta-sitosterols a day.  This amount is based on clinical trials that have shown these ingredients to be most effective at this concentration. Urixin also contains no known side effects.Other medications such as alpha blockers that allow the smooth muscle tissue of the prostate around the opening of the bladder to relax and allow urine to flow out more easily.  However the side effects of alpha blockers may include:Weakness or tirednessLow blood pressureLightheadedness and dizzinessStuffy or runny noseHeadachesStomach aches or pains5-alpha Reductase Inhibitors are another type of medications used.  These are enzyme inhibitors that work to inhibit hormones around the prostate that is found to cause prostate growth.  However the side of effects of 5-alpha reductase inhibitors include:Difficulty getting an erectionDecreased desire to have sex (decreased libido)Smaller amount of semen releases during ejaculationTenderness or enlargement of the breasts