Patent and Trademark Office and assigns exclusive legal right to the patent holder to protect the proprietary chemical formulation. Ask your health care provider for advice if you are unsure about the online purchase of any medication.Ī drug patent is assigned by the U.S. If you purchase medications online, be sure you are buying from a reputable and valid online pharmacy. These medications may be counterfeit and potentially unsafe. Note: Fraudulent online pharmacies may attempt to sell an illegal generic version of Silvadene. THERMAZENE (silver sulfadiazine cream topical) The following products are equivalent to Silvadene: SSD (silver sulfadiazine cream topical) Has a generic version of Silvadene been approved? Silvadene is a brand name of silver sulfadiazine topical, approved by the FDA in the following formulation(s): SILVADENE (silver sulfadiazine - cream topical)