Important: This page is general information, not medical advice. It does not recommend or prescribe any treatment. Always consult your doctor or pharmacist before starting, stopping or changing any medicine.
Quick facts
- How it is given
- oral
- Type
- human otc drug
- Brand names
- Humco Dewees Carminative
- RxNorm ID
- 205337
We do not publish dosing. How much of this medicine to take, how often, and for how long depends on your age, weight, kidney and liver function, other conditions and other medicines. That is a decision for the person who prescribes or dispenses it. Follow the directions on your own pack and ask your pharmacist if anything is unclear.
What it is used to treat
Use For the temporary relief of upset stomach or sour stomach, and acid indigestion.
Warnings
Warnings Do not use if you have kidney desease.
Ask a doctor before use if
Ask a doctor before use If you are taking prescription drugs. Antacids may interact with certain prescription drugs.
When using this medicine
When sing this product Do not take more than the maximum recommended daily dose (Adults 8 tsps. - children 4 tsps.), or use the maximum dosage of this product for more than 2 weeks, except under the advice and supervision of a doctor. May have laxative effect.
Keeping it away from children
Keep out of reach of children. In the case of accidental overdose, seek professional assistance or contact a Poison Control center immediately.
Active ingredient
Active Ingredient Magnesium Carbonate 250 mg per tsp. (5 mL)
Other ingredients
Inactive ingredients Alcohol 5%, Asafetida, Avicel, Benzyl Alcohol, Carrageenan, Glycerin, Microcrystalline Cellulose and Carboxymethylcelloulose Sodium, Purified Water, Simethicone, Sucrose, Xanthan Gum
Before you take anything new
Tell your pharmacist or doctor about every medicine you take — including ones bought without a prescription, herbal products and supplements. Interactions are one of the most common avoidable causes of harm from medicines, and a pharmacist can check your full list in a couple of minutes.
This page is built from the openFDA record of the U.S. Food and Drug Administration's approved labelling for this product, effective 15 December 2023. Label text has been shortened and reformatted for readability; safety wording has not been altered in meaning. FDA labelling describes products approved in the United States — brand names, strengths, formulations and approved uses may differ in your country. Always read the leaflet that comes with your own pack. PocketsInfo is not affiliated with, and is not endorsed by, the FDA. Retrieved 2026-07-30.