# REGROTON
> **NDA015103** · New Drug Application · Sponsor: SANOFI AVENTIS US · Approved 1964-05-08
## Drug
- **FDA Application Number:** NDA015103
- **Application type:** New Drug Application
- **Brand name:** REGROTON
- **Generic name:** Chlorthalidone
- **Active ingredients:** CHLORTHALIDONE; RESERPINE
- **Dosage form:** TABLET
- **Route:** ORAL
- **Marketing status:** Discontinued
- **Sponsor:** SANOFI AVENTIS US
- **First approval:** 1964-05-08
## Source
- [Drugs@FDA application overview](https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=015103)
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