Drug

Thioridazine

As of the edition of 20 October 2026, Thioridazine is a small molecule: withdrawn from the market in 2005; acts on DRD2, DRD3 and DRD4 and 1 more; no US protection is listed.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Withdrawn from market, 2005
Kind
Small molecule
Brand name
Mellaril
First approved
1 January 1982 (US)
Approvals on record
11 in 1 region
Holder of the most recent approval
Novartis
Withdrawn from market
1 January 2005 (worldwide)
Registered trials
5, 2 stopped early
Disease areas
Mental health; Blood and lymph; Cancer; Nervous system

US protection

No US protection is listed.

The FDA registers list no drug-substance patent or exclusivity that counts for this drug.

This is the US only.

Companies that need a new molecule because of this drug

4 company-target rows on route B because of this drug.

Companies on route B for this drug

In the product

4 company-target rows are on route B because of Thioridazine.

Targets

GeneProteinUniProt
DRD2Dopamine receptor D2P14416
DRD4Dopamine receptor D4P21917
HTR2A5-hydroxytryptamine receptor 2AP28223
DRD3Dopamine receptor D3P35462

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase not stated1100
Phase 12101
Phase 31001
Phase 41100
All trials5

Who has held its approvals

CompanyRoleYears
NovartisApplicant