Head-to-head evidence
Paliperidone palmitate (Erzofri) 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
Paliperidone palmitate (Erzofri)
Marketed by Luye Pharma Group
NCT03751488 · Phase 1 · completed
In this trial, paliperidone palmitate (INVEGA SUSTENNA) served as the reference comparator against which an investigational competitor formulation, LY03010, was measured for pharmacokinetics; the study was open-label with no blinding, and no results have been posted.
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: Paliperidone palmitate (Erzofri)'s landscape · Quetiapine (Seroquel XR)'s landscape