"Alka-seltzer" and haematemesis.
D001241:Aspirin; D002951:Citrates; D004338:Drug Combinations; D006396:Hematemesis; D006801:Humans; D020156:Salicylic Acid; D017693:Sodium Bicarbonate
D002951:Citrates; D004338:Drug Combinations; C002931:sodium acetylsalicylate, sodium bicarbonate, sodium citrate drug combination; D017693:Sodium Bicarbonate; D020156:Salicylic Acid; D001241:Aspirin
ACETYLSALICYLIC ACID; HEMATEMESIS; SALICYLIC ACID