Eriacta 100 mg (which contains sildenafil, a PDE5 inhibitor used for erectile dysfunction) can be taken at night, but there are a few important points to keep in mind: Timing: It should be taken about 30 minutes to 1 hour before ****** activity. Its effects can last 4–6 hours, so taking it at night is generally fine if ****** activity is expected within that timeframe. Food considerations: Taking it after a heavy or high-fat meal may delay absorption, so it might take longer to work. On an empty stomach, it usually works faster. Dosage and frequency: Do not exceed one Eriacta 100 mg dose per day. Take it only when needed, not as a continuous daily medication unless prescribed by a doctor. Safety precautions: Avoid if you are taking nitrates (for chest pain) or have serious heart, liver, or kidney issues without medical guidance. Be aware of possible side effects: headache, flushing, dizziness, indigestion, or vision changes. In short, nighttime use is acceptable as long as you plan ****** activity within a few hours after taking it and follow the dosing instructions. If you want, I can give a step-by-step “nighttime schedule” for taking Eriacta 100 mg safely that maximizes effectiveness.