Nitro-Dur 0.3 is a prescription medication that belongs to a class of drugs known as nitrates. It is commonly used to prevent chest pain (angina) in patients with coronary artery disease. Nitro-Dur 0.3 works by dilating the blood vessels, which helps to increase blood flow to the heart and reduce the workload on the heart.

This medication comes in the form of a patch that is applied to the skin. The patch should be applied to a clean, dry area of skin on the upper body or upper arm. It is important to follow the dosing instructions provided by your healthcare provider to ensure the medication is effective.

Nitro-Dur 0.3 may cause side effects such as headaches, dizziness, and flushing. These side effects are usually mild and go away on their own as your body adjusts to the medication. However, if you experience severe or persistent side effects, it is important to contact your healthcare provider.

It is important to inform your healthcare provider about any other medications you are taking, as they may interact with Nitro-Dur 0.3. Additionally, it is important to avoid drinking alcohol while using this medication, as it may increase the risk of side effects.

Overall, Nitro-Dur 0.3 is an effective medication for preventing chest pain in patients with coronary artery disease. If you have any questions or concerns about this medication, do not hesitate to speak with your healthcare provider.