Active Ingredients (In Each Tablet)
Anhydrous citric acid 1000 mg
Sodium bicarbonate (heat-treated) 1940 mg
The following Structured Product Label (SPL) was submitted to the FDA by Bayer Healthcare Llc. for the product Alka-seltzer Heartburn (NDC 0280-0047). This document serves as the official prescribing information, containing essential scientific data and clinical materials required for healthcare providers and patients.
This specific version of the label includes detailed information regarding active ingredients (in each tablet), purpose, uses, do not use, ask a doctor before use if you have, ask a doctor or pharmacist before use if you are, when using this product, stop use and ask a doctor, and other regulatory disclosures. Use the navigation below to review specific sections of the FDA submission.
Anhydrous citric acid 1000 mg
Sodium bicarbonate (heat-treated) 1940 mg
Active ingredients (in each tablet)...................................................................................Purpose
Anhydrous citric acid 1000 mg....................................................................................... Antacid
Sodium bicarbonate (heat-treated) 1940 mg ..............................................................Antacid
for the relief of
Do not use if you have ever had an allergic reaction to this product or any of its ingredients
Ask a doctor before use if you have a sodium-restricted diet
Ask a doctor or pharmacist before use if you are presently taking a prescription drug.
Antacids may interact with certain prescription drugs.
When using this product do not exceed recommended dosage
Stop use and ask a doctor if you have taken the maximum dose for 2 weeks
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children.
Keep out of reach of children.
| adults and children 12 years and over | 2 tablets every 4 hours as needed, or as directed by a doctor | do not exceed 8 tablets in 24 hours |
| adults 60 years and over | 2 tablets every 4 hours as needed, or as directed by a doctor | do not exceed 4 tablets in 24 hours |
| children under 12 years | consult a doctor |
acesulfame potassium, aspartame, flavors, magnesium stearate, mannitol
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