|Vigora 100 mg is a medication that contains sildenafil citrate as its active ingredient. Sildenafil is primarily used to treat erectile dysfunction (ED) in men. It belongs to a class of drugs known as phosphodiesterase type 5 (PDE5) inhibitors, which work by increasing blood flow to the penis, helping men achieve and maintain an erection when sexually aroused. When taken as prescribed, Vigora 100 mg can be highly effective in treating ED. It typically takes about 30 minutes to 1 hour for the medication to start working, and its effects can last for several hours. buy Vigora 100 mg should be taken orally with a full glass of water. It is usually recommended to be taken about an hour before sexual activity. It is important to note that sexual stimulation is still required for the medication to work. Vigora 100 mg can interact with certain medications, particularly nitrates used to treat heart conditions. Combining sildenafil with nitrates can lead to a dangerous drop in blood pressure. It's essential to inform your healthcare provider of all medications you are taking to avoid potential interactions.