Comparative Pharmacology
Head-to-head clinical analysis: INVEGA SUSTENNA versus NUPLAZID.
Peer-Reviewed Evidence
Head-to-head clinical analysis: INVEGA SUSTENNA versus NUPLAZID.
INVEGA SUSTENNA vs NUPLAZID
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Paliperidone is an atypical antipsychotic that acts primarily as a central dopamine type 2 (D2) receptor antagonist and serotonin type 2A (5-HT2A) receptor antagonist. It also blocks α1- and α2-adrenergic receptors and H1 histamine receptors.
Selective serotonin 5-HT2A receptor inverse agonist and antagonist; also has moderate affinity for 5-HT2C and 5-HT1A receptors.
Initiate with 234 mg intramuscular injection on day 1, then 156 mg on day 8, both deltoid. Maintenance: 117 mg monthly (range 39-234 mg) via deltoid or gluteal injection. Dosing based on paliperidone palmitate.
34 mg orally once daily.
None Documented
None Documented
Terminal elimination half-life ranges from 25 to 49 days (mean ~38 days) for deltoid injection and 30 to 50 days (mean ~45 days) for gluteal injection, supporting monthly dosing.
Terminal elimination half-life is approximately 50 hours (range 40-70 hours), allowing once-daily dosing.
Renal: approximately 59-80% as unchanged drug and metabolites, with about 1% unchanged; biliary/fecal: approximately 20-41% primarily as metabolites.
Fecal (approximately 60%) as unchanged drug and metabolites; renal (approximately 13%) as unchanged drug and metabolites.
Category C
Category C
Atypical Antipsychotic
Atypical Antipsychotic