Racecadotril Pediatric Dose Calculator
Weight-based racecadotril dosing for children — 1.5 mg/kg/dose · three times daily · max 100 mg/dose. Enter age and weight for the dose in mg and capsules.
Pediatric dosing
Acute watery diarrhoea (adjunct to ORS)
Racecadotril dose chart by age and weight
Acute watery diarrhoea (adjunct to ORS). Weights are WHO/IAP reference medians for age — always dose on the measured weight.
| Age | Weight | Dose (mg) | Frequency |
|---|---|---|---|
| 3 months | 6.1 kg | 9.15 mg | Three times daily |
| 6 months | 7.6 kg | 11.4 mg | Three times daily |
| 9 months | 8.6 kg | 12.9 mg | Three times daily |
| 1 year | 9.3 kg | 14 mg | Three times daily |
| 18 months | 10.6 kg | 15.9 mg | Three times daily |
| 2 years | 11.8 kg | 17.7 mg | Three times daily |
| 3 years | 14.1 kg | 21.1 mg | Three times daily |
| 4 years | 16.2 kg | 24.3 mg | Three times daily |
| 5 years | 17.5 kg | 26.3 mg | Three times daily |
| 6 years | 19 kg | 28.5 mg | Three times daily |
| 8 years | 24.4 kg | 36.6 mg | Three times daily |
| 10 years | 31.1 kg | 46.7 mg | Three times daily |
| 12 years | 39.4 kg | 59.1 mg | Three times daily |
Strengths in the calculator
- Sachet 10 mg (infant) (Oral)
- Sachet 30 mg (child) (Oral)
- Capsule 100 mg (adult) (Oral)
Different strength on your bottle? Use “Different strength on the bottle?” under the result.
Safety
Contraindications and cautions
- Bloody or febrile diarrhoea (possible invasive infection).
- Angioedema history; ACE-inhibitor co-treatment.
Pregnancy and breastfeeding
Legacy FDA category C. No adequate human data — avoid in pregnancy.
No data — avoid while breastfeeding.
Clinical notes
Antisecretory adjunct only — never a substitute for ORS and zinc.
Adult and adolescent (≥40 kg) dose
100 mg — Three times daily (before meals) (max 100 mg per dose).
Other names and brands
Also known as Acetorphan.
- India: Redotil
- UK: Hidrasec
Brand examples only — products and strengths vary by country. Always check the label.
Frequently asked questions
What is the racecadotril dose for children?
Acute watery diarrhoea (adjunct to ORS): 1.5 mg/kg/dose · three times daily · max 100 mg/dose. Usual duration: Until two normal stools; maximum 7 days. Always use the child's measured weight and check the strength on the bottle.
From what age can racecadotril be given?
Age range in PediaRx: ≥3 months – adult. The calculator does not calculate a dose below 3 months. Each indication can have its own age and weight limits, shown with its regimen.
Is racecadotril safe in pregnancy?
Legacy FDA category C. No adequate human data — avoid in pregnancy.
Sources and editorial process
- Racecadotril (Hidrasec) — Summary of Product Characteristics — electronic Medicines Compendium (UK)
Dosing data last updated 2026-09-27. PediaRx is built and maintained by Dr. Shounak Pal, MBBS (Medical Officer, Government of West Bengal, India — founder and developer of PediaRx). Every regimen is encoded with explicit units, maximum doses and age/weight limits and is checked by automated tests before publication. Report an error: hello@pediarx.com.
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Clinical disclaimer: reference tool for qualified health professionals. Verify every dose against current guidance and the product label before prescribing.
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