GTN Sorbitrate -CR Tablet (Nitroglycerin) Used to Treat Angina & Chest Pain Relief
GTN Sorbitrate-CR Tablet (Nitroglycerin) is a controlled-release medication used to prevent and relieve chest pain (angina) caused by coronary artery disease.
Introduction
GTN Sorbitrate-CR Tablet contains Nitroglycerin, a nitrate-class medication designed for individuals suffering from chronic stable angina (chest pain). This controlled-release formulation ensures sustained action, offering long-term relief from chest discomfort caused by reduced blood flow to the heart. It is particularly useful for patients with coronary artery disease (CAD) and those at risk of heart attacks.
Precautions
Do not use GTN Sorbitrate-CR if you have:
- Severe anemia
- Increased intracranial pressure
- Hypotension or shock
- Allergy to nitrates
Use caution if you have:
- Liver or kidney impairment
- Glaucoma
- History of recent heart attack
- Avoid alcohol while on this medication as it can worsen dizziness or fainting.
This medication should not be used for immediate relief of chest pain; a fast-acting nitrate should be used instead.
Uses
GTN Sorbitrate-CR is prescribed to:
- Prevent and relieve angina pectoris (chronic chest pain)
- Improve exercise tolerance in patients with ischemic heart disease
- Reduce the frequency and severity of angina attacks
- Decrease the heart’s workload and oxygen demand
Side Effects of
Common side effects may include:
- Headache (most frequent and often dose-dependent)
- Dizziness or lightheadedness
- Flushing
- Nausea
- Low blood pressure (hypotension)
Severe but rare side effects may include:
- Fainting
- Irregular heartbeat
- Allergic reaction (rash, itching, swelling, trouble breathing)
If any of these occur, seek immediate medical attention.
FAQs
Q1: Can I use GTN Sorbitrate-CR during a chest pain episode?
No. This tablet is meant for prevention. For acute attacks, use sublingual Nitroglycerin or as prescribed by your physician.
Q2: How should I take this tablet?
Take it orally with water, usually once or twice daily as directed. Do not crush or chew the tablet.
Q3: Can I stop taking it once I feel better?
Do not discontinue use abruptly without consulting your doctor, as it may trigger angina.
Q4: Can GTN Sorbitrate-CR be taken long-term?
Yes, it is commonly prescribed for long-term management of chronic angina under medical supervision.
Q5: Is it safe for older adults?
Yes, but they may be more sensitive to side effects like dizziness and low blood pressure.
Interactions
GTN Sorbitrate-CR may interact with:
- Phosphodiesterase inhibitors (e.g., Sildenafil, Tadalafil, Vardenafil) – can cause severe hypotension
- Other blood pressure medications – additive blood pressure-lowering effects
- Ergot alkaloids – reduced anti-anginal effect
- Alcohol – may enhance vasodilatory effects
- Always inform your doctor of all medications and supplements you are taking.
| Manufacturer | : | Abbott Healthcare, India |
| Trade Name | : | Nitroglycerine |
| Generic Search | : | Nitroglycerine |
| Strength | : | 2.6 mg, 6.4 mg |
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