💧ORAL REHYDRATION SOLUTION ( ORS ) PROCEDURE
- Apr 24
- 2 min read
1. Definition
Oral Rehydration Therapy is a simple and effective method of replacing fluids and electrolytes lost during diarrhea using Oral Rehydration Solution (ORS).
It is recommended by the World Health Organization for prevention and treatment of dehydration.
2. Purpose
To prevent and treat dehydration
To replace fluid and electrolyte loss
To reduce complications of diarrhea
To maintain normal body functions
3. Indications
Diarrhea (acute or chronic)
Mild to moderate dehydration
Vomiting with fluid loss
Children and adults with fluid imbalance
4. Contraindications
⚠️ Avoid or use cautiously in:
Severe dehydration (needs IV fluids)
Persistent vomiting
Unconscious patient
Intestinal obstruction
5. Articles / Equipment
🧰 Equipment:
Clean container or glass
Spoon
🧴 Supplies:
ORS packet
Safe drinking water (boiled and cooled)
📋 Records:
Intake-output chart
💧 Composition of ORS (Oral Rehydration Solution)
Standard WHO low-osmolarity ORS contains the following components:
Glucose (Anhydrous) – 13.5 g
Sodium Chloride (NaCl) – 2.6 g
Potassium Chloride (KCl) – 1.5 g
Trisodium Citrate Dihydrate – 2.9 g
👉 All dissolved in 1 liter of clean water
💧 ORS Requirement Chart (According to Age)
Age Group | ORS Amount After Each Loose Stool | Method of Administration |
Below 2 years | 50 – 100 ml | Spoon / dropper, small frequent sips |
2 – 10 years | 100 – 200 ml | Cup, slow intake |
Above 10 years & Adults | 200 – 250 ml or as much as tolerated | Drink freely in small sips |
6. Patient Preparation
Explain procedure to patient or caregiver
Ensure patient is conscious and able to drink
Assess degree of dehydration
Wash hands before preparation
7. Procedure Steps
Wash hands thoroughly before preparing ORS solution.
Take one liter of clean, boiled, and cooled drinking water in a clean container.
Open one ORS packet carefully without contaminating it.
Pour the entire contents of the ORS packet into the water.
Stir the solution well until the powder is completely dissolved.
Do not add sugar, salt, or any other substances to the solution.
Check the solution for proper mixing and clarity.
Give the ORS solution to the patient in small, frequent sips using a cup or spoon.
Encourage the patient to drink after each loose stool.
If vomiting occurs, wait for a few minutes and continue giving ORS slowly.
Monitor the patient for signs of improvement such as reduced thirst and better urine output.
Continue ORS therapy as per requirement (usually within 24 hours).
Discard any unused ORS solution after 24 hours.
Wash hands after completing the procedure.
8. Post Procedure Care
Continue feeding (especially breastfeeding in infants)
Monitor hydration status
Maintain intake-output record
Refer if condition worsens
9. Complications
Severe dehydration if ORS is inadequate
Electrolyte imbalance (rare if properly used)
Continued diarrhea
10. Health Education
Use ORS at home during diarrhea
Prepare ORS correctly (1 packet in 1 liter water)
Maintain hygiene and safe drinking water
Continue normal diet
Recognize danger signs:
Sunken eyes
Lethargy
No urine output
Persistent vomiting
🎯 Viva Questions
Q1. What is the correct ratio for ORS preparation?👉 1 packet in 1 liter of water
Q2. When should ORS solution be discarded?👉 After 24 hours
Q3. Can ORS be given in severe dehydration?👉 No, IV fluids are required

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