OTC "4"

OTC products beginning with the letter '4'.

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Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Data sources include Micromedex (updated 6 May 2024), Cerner Multum™ (updated 6 May 2024), ASHP (updated 10 Apr 2024) and others.

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