Synonyms : Alpharma Brand of Pentaerythritol Tetranitrate, Dexo Brand of Pentaerythritol Tetranitrate, Dilcoran, Erinit, Nirason, Nitrodex, Parke Davis Brand of Pentaerythritol Tetranitrate, Pentalog, Peritrate, Ravensberg Brand of Pentaerythritol Tetranitrate, Tetrate