text: You can only get a prescription from a health-care provider.  He or she should ask you health questions, examine you and make sure you are a candidate for the drug and not on meds that interact with it.  If you have a valid prescription, there are online pharmacies that can fill your order, but the cost is not less than Costco or the like.\n\nThere is no such thing as "generic" Viagra - it is still under patent with Pfizer.  No PDE 5 Inhibitor is avaliable in generic form yet.