I am an extremely healthy man age 69 yo. I would just like to pass on my thanks for your blog .I stumbled on it on Google but am relectant to say what words I used as a strap to Google I found it amusing and informative but better than that, I found it encouraging . Just like with the Tempur-pedic bed, *you* set the firmness. Actually, I think the injections do have a positive effect on Viagra. I have had the medication frozen now for 16 months with very little decrease in effectiveness. No, the first injection may have punctured the urethra or other tissue. By this time i felt they maybe taking advantage of men with ED and left without purchasing either. Any potential side effects or injuries that could result from injection are decreased or eliminated with proper administration. For some men, erections during the effective time period go away following orgasm and ejaculation, whereas for others, they do not. Unlike oral ED treatments, where any benefit or action is spread throughout the body and bloodstream, Trimixs direct local action in the penis means it is often far more effective in generating an erection satisfactory for sex. it didn't even bleed nothing so im . This has got me thinking tonight may be Trimix night, but no minute by minute diary posting here from me. About an inch up from the base at around 2:30 dodging any obvious veins and 1/2" fully pressed in. I found a dosage that works and gives us about 20 to 30 min of intercourse. I live in CA. Besides having issues getting the dosage right, I have found the erections to be somewhat painful. QuadMiX Injection: Papaverine HCl 150 mg, Phentolamine Mesylate 10 mg, Prostaglandin E1 100 mcg, Atropine Sulfate 1,000 mcg. Leah, your posts are always informative, insightful, and a pleasant read. Depending on the dosage your doctor recommends, injectable medication may be as little as $5 per dose, according to GoodRx. Wait! dosage prescribed by your doctor, filling this volume with air. If there are truly that small, your urologist might want to put you on a weaker Trimix so the levels you inject are more reasonable volumes ( 0.10-0.50ml.). In an ideal world, the Trimix injections wear down without any external help. But in the real world, it can take some time, and many have reported erections that neared priapism. Around 20 to 30 minutes before sexual activity, an injection is often administered in the middle third of the penis shaft, alternating sides and avoiding any veins.