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Loperamide: uses, side effects & brands
Loperamide slows the bowel to control non-infective diarrhoea (avoid with blood or high fever). It belongs to the Acidity, antacid & gut medicine group. These treat acidity, indigestion, ulcers, spasm and bowel problems.
Drug type — dosing is set by your doctor
| Measure | Range |
|---|---|
| Drug class | Acidity, antacid & gut medicine |
| Type | Prescription |
| Dose | Individual — ask your doctor or pharmacist |
What it is used for
- Short-term control of acute, non-infective diarrhoea
- Traveller's diarrhoea (mild, without fever or blood)
- Chronic diarrhoea in some conditions (under medical advice)
Common brand names
- India: Eldoper, Roko, Imodium
- Worldwide: Imodium
Common side effects
- Constipation
- Stomach cramps or bloating
- Nausea
Before taking it — precautions
- Do not use with bloody stools or high fever
- Not for young children unless a doctor advises
- Keep drinking fluids to replace losses; never take more than advised (heart risks in overdose)
When to see a doctor urgently
- Bloody stools or high fever (urgent)
- Severe bloating or tummy pain
- Fainting or irregular heartbeat (urgent)
Not a prescription — no dose shown. The right dose of loperamide depends on age, weight, kidney/liver function and the condition, so MedDroid does not show a dose here. Always get your dose from a doctor or pharmacist and the leaflet inside the pack. General educational information only.
Frequently asked questions
Should I stop diarrhoea with loperamide?
For mild diarrhoea it helps, but fluids are key. Avoid it if there is blood or fever.
Is it safe for children?
Not for young children without a doctor's advice.
How fast does it work?
It usually starts working within hours.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.