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Effervescent or carbon tablets are tablets which are designed to dissolve in water and release carbon dioxide. The carbon dioxide is generated by a reaction of a compound containing bicarbonate , such as sodium bicarbonate or magnesium bicarbonate , with an acid such as citric acid or tartaric acid .
Effervescent tablets are tablets which are designed to dissolve in water, and then release carbon dioxide. [21] [22] [23] Common ingredients include citric acid and sodium bicarbonate, which react when in contact with water to produce carbon dioxide. Effervescent antacids may also contain aspirin, [24] sodium carbonate, or tartaric acid. [25]
Berocca is a brand of effervescent drink and vitamin tablets containing B vitamins and vitamin C, manufactured by Bayer. [citation needed] Berocca was originally established in Switzerland in 1969 by Roche, and is available in a number of countries worldwide. [citation needed]
Alka-Seltzer is an effervescent antacid and pain reliever owned by Bayer since 1978. First marketed by the Dr. Miles Medicine Company of Elkhart, Indiana, United States, Alka-Seltzer contains three active ingredients: aspirin (acetylsalicylic acid or ASA), sodium bicarbonate, and anhydrous citric acid. [1]
Calcium lactate gluconate, also known as GLOCAL, is a soluble salt of calcium, lactic acid and gluconic acid used in effervescent calcium tablets. [1] Its chemical formula is Ca 5 (C 3 H 5 O 3) 6 ·(C 6 H 11 O 7) 4 ·2H 2 O. It was first developed by Sandoz, Switzerland.
If a few pieces of marble or an antacid tablet are put in hydrochloric acid in a test tube fitted with a bung, effervescence of carbon dioxide can be witnessed. CaCO 3 + 2 HCl → CaCl 2 + H 2 O + CO 2 ↑
Eno was first marketed by James Crossley Eno (1827–1915). [4] Legend has it that his idea for the product arose while he was working at the pharmacy of an infirmary in Newcastle, Britain, with Dennis Embleton; Embleton often prescribed an effervescent drink made by mixing sodium bicarbonate and citric acid in water, and Eno adopted this beverage. [5]
Multi-purpose tablets—Soluble tablets for either oral or sublingual (or buccal) administration, often also suitable for preparation of injections, Hydrostat (hydromorphone) and a number of brands of morphine tablets and cubes. Sublingual drops—a concentrated solution to be dropped under the tongue, as with some nicocodeine cough preparations,