Some penis pills may increase blood flow to the penis, such as Gingko biloba, ginseng improves, Yohimbe, but usually growth. Many pills are easy to fake. Wouldnt trust pills that were not of a pharmaceutical company. When the penis pills were safe, are the large companies like Pfizer is already done.  The only way to enlarge your penis is through surgery, and this is very dangerous to justify unless his penis is below 4 quot?. Evaluation Question: Thank you (1) is unlikely