It is important to avoid taking Fildena CT 50 (a medication containing Sildenafil, commonly used to treat erectile dysfunction) with nitrates (medications often prescribed for chest pain or heart conditions) due to the risk of a severe drop in blood pressure. Both sildenafil and nitrates work to dilate blood vessels, but when taken together, they can cause an excessive lowering of blood pressure, leading to symptoms such as dizziness, fainting, heart attack, or stroke in extreme cases. Fildena CT 50 mg relaxes the blood vessels in the penis to allow for better blood flow, while nitrates (such as nitroglycerin or isosorbide dinitrate) are used to treat chest pain by relaxing blood vessels throughout the body, including those around the heart. When combined, the effects on blood pressure can be dangerous, particularly for individuals with existing cardiovascular conditions. Therefore, it is essential to consult a healthcare provider before using these medications together.