Sold as Enduron, Aquatensen. Every FDA application for this active ingredient: 2 branded and 13 generic.
As of Nov 15, 2026, FDA lists 15 applications for Methyclothiazide (sold as Enduron, Aquatensen), first approved Oct 21, 1960, with 0 new uses approved and 0 published complete response letters.
| Oct 21, 1960 | EnduronNDA 12524 · New molecular entity | Abbvie | 7 | Discontinued |
| Sep 7, 1977 | AquatensenNDA 17364 · New formulation or manufacturer | Medpointe Pharm Hlc | 10 | Discontinued |
| May 18, 1982 | MethyclothiazideANDA 87786 | Ivax Pharms | 1 | Discontinued |
| Jun 3, 1982 | MethyclothiazideANDA 87913 | Ivax Pharms | 11 | Discontinued |
| Aug 17, 1982 | MethyclothiazideANDA 87672 | Pharmobedient | 6 | Discontinued |
| Sep 6, 1984 | MethyclothiazideANDA 88724 | Watson Labs | 11 | Discontinued |
| Sep 6, 1984 | MethyclothiazideANDA 88750 | Watson Labs | 1 | Discontinued |
| Feb 12, 1986 | MethyclothiazideANDA 89135 | Par Pharm | 5 | Discontinued |
| Feb 12, 1986 | MethyclothiazideANDA 89136 | Par Pharm | 5 | Discontinued |
| Aug 18, 1988 | MethyclothiazideANDA 89835 | Chartwell Rx | 3 | Discontinued |
| Aug 18, 1988 | MethyclothiazideANDA 89837 | Chartwell Rx | 3 | Discontinued |
| — | MethyclothiazideANDA 85476 | Watson Labs | 0 | Discontinued |
| — | MethyclothiazideANDA 85487 | Watson Labs | 0 | Discontinued |
| — | MethyclothiazideANDA 87671 | Mylan | 0 | Discontinued |
| — | MethyclothiazideANDA 88745 | Usl Pharma | 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