Vasomax is a brand name for a medication used to treat male impotence. However, the term vasomax is often used as a synonym for any medication that improves blood circulation or dilates blood vessels. There are various medications available in the market that share similar effects with Vasomax. Some of the common synonyms for Vasomax include phosphodiesterase type 5 inhibitors, such as sildenafil, tadalafil, and vardenafil. Other medications like L-arginine, yohimbine, and ginseng are also known to promote blood flow to the penis and treat erectile dysfunction. However, it is important to note that these medications should only be used under medical supervision to avoid any adverse effects.