Viagra (sildenafil) can generally be taken with gabapentin and lorazepam, 비아그라 구매처 as there are no direct drug interactions between them. However, combining these medica Read more Viagra (Sildenafil) Can you take Viagra when taking niacin? Asked by Anonymous Yes, 비아그라 구매처 you can generally take Viagra (sildenafil) while using niacin, 비아그라 구매처 but it's import...