Antacid medicines
Common types of antacids
Many different types of antacid are available. Some are sold under a brand name and others are named after their main ingredient.
Ingredients to look for include:
- aluminium hydroxide
- magnesium carbonate
- magnesium trisilicate
- magnesium hydroxide
- calcium carbonate
- sodium bicarbonate
Someantacids also contain other medicines, such as an alginate (which coats your gullet with a protective layer) and simeticone (which reduces flatulence ).
Medically Reviewed by a doctor on 21 Dec 2018
Definition
Find out about antacids, a type of medication used to control the acid levels in your stomach.
When antacids are used
Antacids mayhelp if you have: indigestion heartburn or acid reflux also known as gastro-oesophageal reflux disease (GORD) a stomach ulcer gastritis (inflammation of the stomach lining) They can q
Common types of antacids
Many different types of antacid are available. Some are sold under a brand name and others are named after their main ingredient. Ingredients to look for include: aluminium hydroxide magnesium carbon
How and when to take antacids
Check the instructions on the packet or leaflet to see how much antacid to takeand how often. This depends onthe exact medicine you're taking. Antacids should be used when youhave symptoms or think yo
Taking antacids with food, alcoholand other medicines
It's best to take antacids with foodor soon after eating because this is when you're most likely toget indigestion or heartburn. The effect of the medicine may also last longer if taken with food. Ant
Side effects of antacids
Antacids don't usually have many side effects if they're only taken occasionally and at the recommended dose. But sometimes they can cause: diarrhoea or constipation flatulence (wind) stomach cramps
Who may not be able to take antacids
Antacids are safe for most people to take,although they aren't suitable for everyone. Speak to a pharmacist or your GP for advice first if you: are pregnant or breastfeedingmost antacids are consider
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