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Alka Seltzer Plus Cold And Cough

Alka-Seltzer Plus Cold And Cough Dosage

Robert Chad Hakim, PharmD, BCCCPAllison Gourley, PharmD
Reviewed by Robert Chad Hakim, PharmD, BCCCP, Allison Gourley, PharmD
Last reviewed on February 26, 2024

Typical dosage for Alka-Seltzer Plus Cold And Cough

Each tablet contains 325 mg of aspirin, 2 mg of chlorpheniramine, 10 mg of dextromethorphan, and 7.8 mg of phenylephrine.

  • Age 12 years and older: Dissolve 2 tablets in 4 ounces (one-half glass) of water and drink the mixture. Repeat every 4 hours, if needed. Don't use more than 8 tablets in a 24-hour period unless a healthcare professional specifically said to do so.
  • Age under 12 years: Don't use. Ask a pharmacist or your child's primary care provider.
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