Synonyms: Phenol,4-(2,4,7-triamino-6-pteridinyl)-, hydrogen sulfate (ester) (9CI); Phenol,p-(2,4,7-triamino-6-pteridinyl)-, hydrogen sulfate (7CI); Phenol,p-(2,4,7-triamino-6-pteridinyl)-, hydrogen sulfate (ester) (8CI);Hydroxytriamterene sulfate; Hydroxytriamterene sulfate ester;p-Hydroxytriamterene sulfate