These are the patents associated with the New Drug Application number(s) below. Click a Patent Number to be taken to the patent documents. NDA #20961 Patent(s) 4689320 5264423 5276019 5442049 5595978 Share this: Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Facebook (Opens in new window) Facebook Click to share on Pocket (Opens in new window) Pocket Click to share on Reddit (Opens in new window) Reddit