The business of selling medications online has truly taken off, and like all other online pharmacies, Medexpressrx.com has ventured into this business realm a long time ago. The consumers, too, have accepted the service of buying medicines online like fish to water. Eventually, this has created a cutthroat competition among various online providers that has in turn led to many of the internet pharmacies falling in heap. However, right on top of that heap is Medexpressrx.com, which has managed to conquer some stiff opposition and survived all storm that has come its way in the world of providing superior quality service to customers. Sildenafil Citrate has been the most popular medicine sold on the store.