Is there any prescription medication that will alleviate gas formation tried everything over the counter--charcoal, beano etc.

Unlikely: Gas is from (1) air/carbonation we swallow, (2) inability to break down foods, or (3) production by bacteria. (1) charcoal or devrom; no soda. (2) eliminate (1@ time for 1 week) wheat, dairy, eggs, beans, oats, barley ... Read food labels to for hidden ingredients; read http://www.Drugs.Com/cg/how-to-avoid-and-decrease-problems-with-gas.Html for (3), ask your dr. To give Flagyl 500 mg 3x/day.