Suggest Medications For Treating Erection In Penis.

ACTUALLY I WANT TO DISCUSS ABOUT MY SEXUAL PROBLEM. MY NAME IS ROHAN AND MY AGE IS 23 YRS.

I HAVE LOWER BACK PAIN AND BCOZ OF THAT I HAVE SOME PROBLEM IN THE ERECTION OF MY PENIS. SO WHAT I DO? WHENEVER I HAVE GAS IN MY STOMACH THEN I FEEL THAT MY VEINS OF MY INTERNAL BODY GET SLIGHTLY PAIN IN RIGHT LEG & RIGHT ARM......AND WHENEVER I DO MASTURBATION AFTER TWO OR THREE MONTH THEN I FEEL THAT I HAVE LOST MY ERECTION.......AND AFTER 1 OR 2 WEEK I GET FEEL OK AGAIN....SIR PLZ HELP ME...WHAT I DO? I M VERY BOTHER OF THESE...