Sold as Hydergine, Hydergine Lc. Every FDA application for this active ingredient: 4 branded and 30 generic.
As of Nov 15, 2026, FDA lists 34 applications for Ergoloid Mesylates (sold as Hydergine, Hydergine Lc), first approved Nov 5, 1953, with 1 new use approved and 0 published complete response letters.
| Nov 5, 1953 | HydergineNDA 9087 · New molecular entity | Novartis | 33 | Discontinued |
| Dec 28, 1976 | CircanolANDA 84868 | 3m | 1 | Discontinued |
| Dec 28, 1977 | CircanolANDA 85809 | 3m | 0 | Discontinued |
| Dec 30, 1977 | HydergineNDA 17993 · New dosage form | Novartis | 27 | Discontinued |
| Jul 7, 1980 | GerimalANDA 86188 | Watson Labs | 11 | Discontinued |
| Jul 7, 1980 | GerimalANDA 86189 | Watson Labs | 11 | Discontinued |
| Nov 20, 1980 | Hydrogenated Ergot AlkaloidsANDA 87186 | Ivax Pharms | 0 | Discontinued |
| Nov 20, 1980 | Hydrogenated Ergot AlkaloidsANDA 87185 | Ivax Pharms | 19 | Discontinued |
| Jan 8, 1981 | Ergoloid MesylatesANDA 86264 | Kv Pharm | 1 | Discontinued |
| Jan 8, 1981 | Ergoloid MesylatesANDA 86265 | Kv Pharm | 1 | Discontinued |
| Jan 30, 1981 | HydergineNDA 18418 · New dosage form | Novartis | 10 | Discontinued |
| Apr 16, 1981 | Ergoloid MesylatesANDA 87233 | Watson Labs | 7 | Discontinued |
| Apr 16, 1981 | Ergoloid MesylatesANDA 87183 | Watson Labs | 8 | Discontinued |
| Aug 11, 1981 | Ergoloid MesylatesANDA 87407 | Sun Pharm Industries | 11 | Discontinued |
| Aug 11, 1981 | Ergoloid MesylatesANDA 87552 | Sun Pharm Industries | 12 | Discontinued |
| Aug 16, 1982 | Ergoloid MesylatesANDA 87244 | Watson Labs | 12 | Discontinued |
| Sep 20, 1982 | Ergoloid MesylatesANDA 88013 | Vangard | 0 | Discontinued |
| Sep 20, 1982 | Ergoloid MesylatesANDA 88014 | Vangard | 1 | Discontinued |
| Jan 18, 1983 | Hydergine LcNDA 18706 · New dosage form | Novartis | 18 | Discontinued |
| Nov 1, 1985 | Ergoloid MesylatesANDA 88891 | Mutual Pharm | 9 | Discontinued |
| Oct 31, 1991 | Ergoloid MesylatesANDA 81113 | Sun Pharm Industries | 12 | Discontinued |
| Sep 16, 1994 | AlkergotANDA 85153 | Sandoz | 0 | Discontinued |
| Sep 16, 1994 | AlkergotANDA 87417 | Sandoz | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 84930 | Watson Labs | 0 | Discontinued |
| — | Deapril-StANDA 85020 | Bristol Myers Squibb | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 85177 | Watson Labs | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 85899 | Kv Pharm | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 85900 | Kv Pharm | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 86433 | Watson Labs | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 86984 | Lederle | 1 | Discontinued |
| — | Ergoloid MesylatesANDA 86985 | Lederle | 1 | Discontinued |
| — | GerimalANDA 88207 | Watson Labs | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 89233 | Superpharm | 0 | Discontinued |
| — | Ergoloid MesylatesANDA 89234 | Superpharm | 0 | Discontinued |
Applications, approvals and products come from FDA's Drugs@FDA data files, refreshed weekly, grouped by active ingredient as FDA spells it. Complete response letters are FDA's published letters. Medicare spending is CMS's Part D and Part B dashboard, matched to this ingredient by generic name; shortages are FDA's shortage list, matched by application number; clinical trials are ClinicalTrials.gov studies naming the ingredient as an intervention, refreshed daily; safety programs are FDA's REMS list, matched by application number or, for shared programs, by ingredient. Drugs@FDA