several products containing L-Arginine, such as magna rx plus , erectzan , and others. Our Results We had the opportunity to order a box of RDX Surge on Amazon and try the product. The intake was one capsule, although the indications say it can take up to 4. No effects on stimulation could be noticed when taking a single pill, so we increased the dose to 3 pills. After about an hour, the usual effects of this type of supplements began to appear. The quality of my erection improved a lot, as did the effects of the stimulation. Reviews of Other Users We had the opportunity to present some samples of this product to some of our friends in order to seek an external perspective on its effectiveness. Here's what they had to say: "After the first hour and a half, I began to feel the effects of RDX Surge. I almost started to feel some cold, as if my blood was moving away from my skin and headed for my groin. Take this opportunity to self please and see if there was any difference in my orgasms, and I really felt great. I really liked this product. " Mike, Florida "Take 4 pills as the box says, and I did not feel anything for about two hours. My girlfriend came home from work, and we decided to experiment a bit. After a little stimulation, I was rock hard, and I think RDX Surge was directly responsible for it. " Jeff, New Jersey "This product was the worst experience I've ever had with such a product. It got too much effect and it accelerated me a lot, and this lasted 12 hours! I knew from the beginning that something could happen because of the high initial dose recommended by the product, and it was late and did not have many .