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Alka-Seltzer

Drug brand
Alka-Seltzer is an effervescent antacid and pain reliever first marketed by the Dr. Miles Medicine Company of Elkhart, Indiana, United States. Alka-Seltzer contains three active ingredients: aspirin, sodium bicarbonate, and anhydrous citric acid. Wikipedia
Introduced: 1931; 93 years ago
Previous owners: Miles Laboratories