Active ingredient

adjective, noun \ ăk’tĭv • ĭn-grē’dē-ənt \ the chemical in a medicine that makes it work

The active ingredient name is shown on the medicine’s packaging. If it is a prescription medicine, it is also shown on the label applied by the pharmacist.

Checking the active ingredient every time you get a medicine will help you to prevent double-dosing with another medicine that contains the same active ingredient.

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