Drug Identity
Active Ingredient
Ondasetron
Drug Class
Antiemetics & Antinauseants
ATC Code
A04AA01
Status
Essential Medicine
What is Emesson?
Uses
Ondansetron blocks the actions of chemicals in the body that can trigger nausea and vomiting. Ondansetron is used to prevent nausea and v...
How It Works
IM: Should be given undiluted. IV: Give first dose 30 min prior to beginning chemotherapy; the IV preparation has been successful when administered orally. IVPB: Infuse over 15-30 min; 24-hour continuous infusions have been reported, but are rarely used. RECONSTITUTION: Prior to IV infusion, dilute in 50-100 ml D5W or NS.
How to Take It
1
Adult
Scraped Dose
Take ondansetron exactly as prescribed by your doctor. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended. Ondan
Safety Alerts
You should not use ondansetron if: you are also using apomorphine (Apokyn)
or you are allergic to ondansetron or similar medicines (dolasetron, granisetron, palonosetron)
To make sure ondansetron is safe for you, tell your doctor if you have: liver disease
an electrolyte imbalance (such as low levels of potassium or magnesium in your blood)
congestive heart failure, slow heartbeats
Important Warnings
Hepatic impairment, adenotonsillar surgery, sub acute intestinal obstruction, susceptibility to QT-interval prolongation(including electrolyte disturbances)
Side Effects
Constipationheadacheflushingarrhythmiasbradycardiachest painhiccupshypotensionmovement disordersseizuretransient rise in liver enzymesST segment depressionextra-pyramidal reactionsvisual disturbance.
Drug Interactions
Tramadol
Phenytoin
rifampicin
carbamazepine
Pregnancy & Lactation
Pregnancy
Caution advised
Lactation
Caution advised
Price Intelligence
Rs 190
DVAGO observed price · per pack of 10 · as of 30 July 2026
Rs 19 per unit
~75% below the approved ceiling, per unit
Prices across sources
DRAPper pack of 10Rs 767.3
DVAGOper pack of 10Rs 190
Should you consider an alternative?
Other options containing Ondasetron, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Onseron
4mg
Rs 400
Below approved ceilingNo DRAP alertsINDUS PHARMA (PVT) LTD.
Ondasave
4mg
Rs 924.96 ceiling
No DRAP alertsMEDISAVE PHARMACEUTICALS
Ordered by lowest price per unit where a pack size is known, then by price. Order is never affected by sponsorship. Not medical advice — confirm any change with your pharmacist or doctor.
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