Calmicid AC
Famotidine · Tablet, Coated · Oral
Active ingredient
Active ingredient (in each tablet) Famotidine 20mg
Purpose
Purpose Acid Reducer
Uses
Uses ■ Relieves heartburn associated with acid indigestion and sour stomach ■ Prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain food and beverages
Warnings
Warnings Allergy Alert: Do not use if you are allergic to famotidine or other acid reducers
Do not use
Do not use ■ if you have trouble or pain swallowing food, vomiting with blood, or bloody or black stools. These may be signs of a serious condition. See your doctor. ■ if you have kidney disease, except under the advice and supervision of a doctor ■ with other acid reducers
Ask a doctor before use
Ask a doctor before use if you have ■ had heartburn over 3 months. This may be a sign of a more serious condition. ■ heartburn with lightheadedness, sweating, or dizziness ■ chest pain or shoulder pain with shortness of breath; sweating; pain spreading to arms, neck or shoulders; or lightheadedness ■ frequent chest pain ■ frequent wheezing, particularly with heartburn ■ unexplained weight loss ■ nausea or vomiting ■ stomach pain ■ your heartburn continues or worsens ■ you need to take this product for more than 14 days
Pregnancy or breast-feeding
If pregnant or breast-feeding , ask a health professional before use.
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Directions
Directions ■ adults and children 12 years and over: ■ to relieve symptoms, swallow 1 tablet with a glass of water. Do not chew. ■ to prevent symptoms, swallow 1 tablet with a glass of water at any time from 10 to 60 minutes before eating food or drinking beverages that cause heartburn ■ do not use more than 2 tablets in 24 hours ■ children under 12 years: ask a doctor
Other information
Other Information ■ read the directions and warnings before use ■ keep the carton. It contains important information. ■ store at 20°-25°C (68°-77°F) ■ protect from moisture and light
Inactive ingredients
Inactive Ingredients carnauba wax, colloidal silicon dioxide, croscarmellose sodium, lactose (monohydrate), magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, talc, and titanium dioxide
Questions?
Questions or comments? 1-800-282-3000
Label text from the FDA structured product label by Melaleuca, Inc. (revised Jun 2, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Famotidine in 1 product
Calmicid AC NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 54473-411 | Famotidine 20 mg/1 Tablet, Coated | Melaleuca, Inc. | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Calmicid AC used for?
Uses ■ Relieves heartburn associated with acid indigestion and sour stomach ■ Prevents heartburn associated with acid indigestion and sour stomach brought on by eating or drinking certain food and beverages
Who makes Calmicid AC?
Calmicid AC is listed by 1 labeler in the FDA NDC directory, including Melaleuca, Inc..