Malegra contains sildenafil, the same active ingredient as Fildena and Cenforce, used for erectile dysfunction (ED). People with low blood pressure (hypotension) need to be very careful because sildenafil can further lower blood pressure, which may be dangerous. Here’s when Malegra should be avoided or used with extreme caution: 1. Severe Low Blood Pressure If your blood pressure is very low (typically below 90/50 mmHg), Malegra can cause dizziness, fainting, or even shock. 2. On Blood Pressure Medications If you are already taking alpha-blockers (for prostate or high blood pressure) or other antihypertensives, combining them with Malegra can exacerbate hypotension. 3. Combination with Nitrates Never use Malegra if you are on nitrates (e.g., nitroglycerin for angina). The combination can cause a dangerous, life-threatening drop in blood pressure. 4. Symptoms to Watch Lightheadedness, fainting, rapid heartbeat, or severe dizziness after taking Malegra — these are warning signs of hypotension. Key takeaway: If you have low blood pressure or take medications affecting BP, a doctor must evaluate you before using Malegra. They may adjust the dose, timing, or even suggest an alternative ED treatment.