The idea behind COX-2 inhibitors, such as Celebrex and Vioxx, was to spare the stomach lining by targeting only COX-2.

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Oral bisphosphonates -- which include drugs such as Fosamax and Boniva -- can upset the stomach and cause acid reflux, although it helps to take the medication as directed.

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When dealing with chemotherapy-induced nausea--or any upset stomach--the American Cancer Society recommends eating dry foods such as pretzels and sipping on--you guessed it--ginger ale.

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The institute also has some prepared phage solutions that it has worked out will kill the bacteria that cause common diseases, such as E.coli, which causes stomach upsets.

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These drugs can have minor side effects, such as nausea, vomiting, diarrhea, stomach pain, dizziness, headache and pain at the site of injection, though many of these side effects improve or even go away with time.

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It said over a third of the population regularly suffer from digestive illnesses such as irritable bowel syndrome, constipation, diarrhoea, stomach-aches, nausea and sickness.

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Democrats, meanwhile, would have to stomach cuts to cherished schemes such as Medicare and Medicaid, which provide low-cost health care to the elderly and the poor respectively.

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