Drug Identity
Active Ingredient
Glyceryl Trinirate
Drug Class
Cardiac Therapy
ATC Code
C01DA02, C05AE01
Status
Essential Medicine
What is Niglys?
Uses
Glyceryl Trinitrate is a vasodilator (expands the blood vessels) Glyceryl Trinitrate is used for symptomatic treatment of angina to treat...
How It Works
Must be prepared in glass bottles & use special sets intended for nitroglycerin glass IV bottles & ad-ministration sets provided by manufacturer. Standard diluent: 50 mg/250 ml D5W; 50 mg/500 ml D5W. Minimum volume: 100 mg/250 ml D5W, concentration should not exceed 400 mcg/ml.
How to Take It
1
Adult · Sublingual
0.5 to 1 mg — As recommended.
As required glyceryl trinitrate can be repeated every 3 minutes untill pain relieves.
2
Adult · Topical
5 to 10 mg — As recommended.
glyceryl trinitrate 2% ointment can be used every 4-6 hours as required
3
Child
Not recommended in this age group
Safety Alerts
Glaucoma, hypovolaemia, hypertrophic cardiomyopathy, aortic or mitral stenosis, cardiac tamponade, constrictive pericarditis, toxic pulmonary oedema, head trauma, cerebral haemorrhage, cerebrovascular disease, marked anaemia, raised intracranial pressure, hypersensitivity to nitrates
Important Warnings
Hypothyroidism, hepatic or renal impairment, lung desease, hypothermia, recent history of myocardial infarction, heart failure due to obstruction, hypoxaemia or other ventilation and perfusion abnormalities, susceptibility to angle-closure glaucoma, cardio-version, or diathermy, avoid abrupt withdrawal, monitor blood pressure and heart rate during IV infusion
Side Effects
Tachycardiabradycardiaheadachedizzinesscollapsehypotensionnauseavomitingpalpitationmetabolic acidosisheartburnflushingsyncopetemporary hypoxaemiarash
Drug Interactions
Sildenafil
tadalafil
vardenafil
ethanol
heparin
alteplase
ergot alkaloids.
Pregnancy & Lactation
Pregnancy
Caution advised, risk cannot be ruled out.
Lactation
Caution advised.
Storage
Store Between 15°C-30°C.
Price Intelligence
Rs 351.65
DRAP approved maximum price · per pack of 30 · approved 11 Aug, 2025
No retail price observed for this pack. Retailers may not exceed the approved maximum.
Prices across sources
DRAPper pack of 30Rs 351.65
Should you consider an alternative?
Other options containing Glyceryl Trinirate, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
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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