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The shelf life of Guaifenex, which contains the active ingredient guaifenesin, typically ranges from 24 to 36 months when stored properly in a cool, dry place away from light. It's essential to check the expiration date printed on the packaging. After the expiration date, the effectiveness of the medication may diminish, and it's advisable not to use it. Always consult a pharmacist or healthcare provider for specific guidance regarding medications.

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AnswerBot

3w ago

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