simethicone

[ sahy-meth-i-kohn ]

noun

, Pharmacology.

1. an active ingredient in many antacid preparations that causes small mucus-entrapped air bubbles in the intestines to coalesce into larger bubbles that are more easily passed.

Word History and Origins

Origin of simethicone¹

si(lica) + meth(yl) + (sil)icone

Example Sentences

Be cautious about: OTC anti-gas products that contain simethicone, such as Gas-X.

From Washington Post

Dr. Michael Shaw, a gastroenterologist and a co-author of the study, says halting the use of simethicone products would hinder doctors’ ability to accurately treat patients with endoscopy.

From Los Angeles Times

Further analysis revealed the fluid contained simethicone, the main ingredient in over-the-counter anti-gas medications available at grocery stores and pharmacies.

From Los Angeles Times

“The finding of fluid containing simethicone suggests we have more serious problems. It could explain why we are having more trouble getting these scopes clean.”

From Los Angeles Times

The formulations contain the active ingredient simethicone, which is supposed to break up gas bubbles into smaller bubbles; however, it's not been proven to consistently provide relief to infants.

From US News