II. Definitions

  1. Compounds that neutralize acidity in the gastrointestinal tract, especially in the Stomach and duodenum

III. Preparations

  1. See H2 Blocker (e.g. Ranitidine)
  2. See Proton Pump Inhibitor (e.g. Omeprazole)
  3. Aluminum and Magnesium Salts
    1. Gaviscon
    2. Maalox
    3. Mylanta
  4. Calcium Carbonate salts
    1. Rolaids
    2. Tums
  5. Other topical agents
    1. Sucralfate (carafate)

IV. Precautions: Agents to avoid

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Cost: Medications

antacid (on 8/17/2016 at Medicaid.Gov Survey of pharmacy drug pricing)
ANTACID 500 MG CHEW TABLET Generic OTC $0.02 each
ANTACID 500 MG CHEWABLE TABLET Generic OTC $0.01 each
ANTACID ANTI-GAS LIQUID Generic OTC $0.01 per ml
ANTACID CALCIUM 500 MG CHW TAB Generic OTC $0.01 each
ANTACID EX-STR 750 MG TAB CHEW Generic OTC $0.02 each
ANTACID EX-STR TABLET CHEW Generic OTC $0.02 each
ANTACID EXTRA STRENGTH CHW TAB Generic OTC $0.03 each
ANTACID LIQUID Generic OTC $0.01 per ml
ANTACID MAXIMUM STRENGTH LIQ Generic OTC $0.01 per ml
ANTACID PLUS ANTI-GAS RELF LIQ Generic OTC $0.01 per ml
ANTACID PLUS ANTI-GAS SUSP Generic OTC $0.01 per ml
ANTACID SUSPENSION Generic OTC $0.01 per ml
ANTACID XTRA STRENGTH CHEW TAB Generic OTC $0.02 each
ANTACID-ANTIGAS LIQUID Generic OTC $0.01 per ml
ANTACID-SIMETHICONE LIQUID Generic OTC $0.01 per ml

Ontology: Antacids (C0003138)

Definition (NCI) Natural or synthetic compounds or mixtures, Antiacid Preparations such as sodium bicarbonate, sodium citrate, and phosphate salts act as proton acceptors, neutralizing the acidity of a biologic environment (skin, gastric content, urine, etc.) and raising the pH. These agents are used topically or systemically for management of metabolic acidosis, improved muscle contraction, and hyper-acidic conditions (preventing, counteracting, or neutralizing stomach acidity). (NCI04)
Definition (CSP) group of agents that counteract or neutralize acidity, used mainly for the treatment of gastrointestinal irritation or ulcers.
Definition (MSH) Substances that counteract or neutralize acidity of the GASTROINTESTINAL TRACT.
Concepts Pharmacologic Substance (T121)
MSH D000863
SnomedCT 280109004, 372794006, 60169008
English Antacid agent, antacids (medication), antacids, [GA100] ANTACIDS, antacid products, antacids products, antacid, ANTACIDS, Antacid agent (product), Alkalinizing Agents, Agents, Alkalinizing, Antacid, Antacid (product), Antacid (substance), Antacid, NOS, Antacid agent (substance), Antacids, Antacid Preparation
French Médicaments anti-acides, Médicaments antiacides, Antiacides, Anti-acides, Antiacides gastriques
Swedish Syrabindande medel
Czech antacida
Finnish Antasidit
Russian ANTATSIDNYE SREDSTVA, АНТАЦИДНЫЕ СРЕДСТВА
Croatian ANTACIDI
Polish Środki przeciw nadkwasocie, Leki przeciw nadkwasocie, Środki alkalizujące, Antacydy, Leki zobojętniające
Norwegian Antacida
Spanish agente antiácido, agente antiácido (producto), antiácido (producto), antiácido (sustancia), antiácido, Antiácidos
German Antazida
Italian Antiacidi
Portuguese Antiácidos