NTG commonly referred to by its abbreviation NTG, is a versatile substance with significant applications in both medicine and demolition. Medically, NTG is a critical vasodilator used to treat heart conditions such as angina (chest pain) and heart failure. It works by widening blood vessels, which improves blood flow and oxygen supply to the heart, thus reducing the heart's workload. Available in various forms like pills, sprays, and patches, NTG is part of a class of medications known as nitrates. These are typically administered to prevent angina attacks, especially during physical exertion or stressful situations, ensuring the heart operates more efficiently under strain.

Despite its benefits, NTG must be used with caution due to its potential side effects. Common reactions include headaches, dizziness, nausea, a fast heartbeat, and skin flushing, which result from the sudden changes in blood pressure and blood vessel dilation. Overdosing on nitroglycerine can lead to more severe symptoms such as blurry vision and cold, clammy skin. It is crucial for users to follow their prescribed dosage and consult healthcare professionals if they experience adverse effects or accidentally take an extra dose. Understanding the proper use and risks associated with NTG is essential for those relying on it for their cardiac health.