Head-to-head evidence
Olanzapine (TV-44749) vs Quetiapine (Seroquel XR)
Same mechanism, same race: design-graded trial evidence for both assets, with the grading rationale shown. Grades describe the quality of the evidence, never the merits of either security.
Schizophrenia
Shared mechanism: Dopamine D2 and serotonin 5-HT2A receptors (antagonist) · full Schizophrenia pipeline
Olanzapine (TV-44749)
Developed by Teva Pharmaceutical Industries
NCT05693935 · Phase 3 · completed
The 675-participant study was randomized, quadruple-blind, and placebo-controlled, with approximately 165 to 169 participants per blinded treatment group. Its primary clinical endpoint, change in PANSS total score at week 8, was significantly better with each TV-44749 dose than with placebo (all adjusted p<0.0001), supporting a strong evidence rating for the blinded efficacy comparison.
Quetiapine (Seroquel XR)
Marketed by Cheplapharm Arzneimittel GmbH and partners
NCT00640601 · Phase 3 · completed
This was a nonrandomized, single-group, open-label study of 295 treated participants, without a placebo or active comparator. Although 56.88% were reported to have improved clinical benefit on the primary CGI-CB measure, the uncontrolled design cannot determine how much of the improvement was due to quetiapine rather than other factors.
Next expected readout: February 2032 · NCT07152184 (registry estimate)
The full competitive landscape for each asset (every same-race competitor with aligned evidence, sortable) is on the asset pages: Olanzapine (TV-44749)'s landscape · Quetiapine (Seroquel XR)'s landscape