Drug Identity
Active Ingredient
Ethionamide
Drug Class
General
Chemical Class
Antimycobacterial agent pharmacological group on the basis of mechanism of action
Pharmacological Group
on the basis of mechanism of action
ATC Code
J04AD03
Status
Essential Medicine
What is Ethomid?
Uses
Ethionamide is an antibiotic that fights bacteria. Ethionamide is used to treat tuberculosis (TB). Ethionamide must be given in combinati...
How It Works
Chemical Class
Antimycobacterial agent pharmacological group on the basis of mechanism of action
Pharmacological Group
on the basis of mechanism of action
It is of Synthetic origin. It is a nicotinamide derivative. It belongs to Antimycobacterial agent pharmacological group on the basis of mechanism of action. The Molecular Weight of Ethionamide is 166.20. Its pKa is HA: 12.14, BH: 4.34.
How to Take It
1
Adult · PO
250 to 1000 mg — 12 hourly
The drug is best taken with meal in divided doses to avoid GI irritaion
2
Adult
Scraped Dose
Your doctor will perform blood tests to make sure you do not have conditions that would prevent you from safely using ethionamide. Follow all directions on your prescription label. Do not take this
3
Child
Doses not established for this age grioup
Safety Alerts
Severe hepatic impairment
hypersensitivity to ethionamide or any component
Important Warnings
Use with caution in patients receiving cycloserine or isoniazid or in diabetic patients
Side Effects
Anaphylactoid reactionsanorexianauseavomitingabdominal distresspostural hypotensiondrowsinessdizzinessseizuresheadacheencephalopathydepressionrashhypoglycaemiagoiter
Drug Interactions
Cycloserine and isoniazid may increase nervous system adverse effects
alcohol (associated with psychotic reaction). Increase dietary intake of pyridoxine to prevent neurotoxic effects of Ethionamide.
Pregnancy & Lactation
Pregnancy
Caution advised, use only if potential benefit outweighs risk
Lactation
Caution advised
Storage
Tab Store at room temperature, Below 25°C. Protect from Sunlight and Moisture.
Price Intelligence
Rs 608.4
Servaid observed price · as of 30 July 2026
Prices across sources
ServaidRs 608.4
DRAPper pack of 30Rs 1,016.99
Should you consider an alternative?
Other options containing Ethionamide, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Enamid
250mg
Rs 824.66 ceiling
MEDICAIDS PAKISTAN (PVT) LTD.
Usemid
250mg
Rs 836.44 ceiling
No DRAP alertsM/s. Genix Pharma (Pvt) Ltd.
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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