How to improve male flaccid?

Important issue. . General things to consider: get a good physical exam with usual labs, manage blood sugars (low glycemic or mediterranean-like diet), control blood pressure, treat depression if present, stop smoking, 7-9 hours sleep/night, exercise, nourish relationships, measure testosterone and other hormones, relax, support prostate (saw palmetto, pygeum, pumpkin seed), acetyl-l-carnitine.
Erectile Dysfx. Your best bet is to see a urologist for an eval to determine the cause, and then the treatment will follow. Many medictions available, as you are aware with direct to consumer ads-viagra/levitra/cialis.