INVEGA TRINZA® Common Dosing and Administration Topics
From Long-acting Injectable (LAI) Antipsychotics
Consistent with the INVEGA TRINZA® Prescribing Information:
- INVEGA TRINZA® is to be used only after INVEGA SUSTENNA® has been established as adequate treatment for at least four months. In order to establish a consistent maintenance dose, it is recommended that the last two doses of INVEGA SUSTENNA® be the same dosage strength before starting INVEGA TRINZA®.
- Patients entering the open-label phase of a long-term double-blind, placebo-controlled randomized-withdrawal trial who were being treated with 25 mg, 37.5 mg, or 50 mg of risperidone long-acting injection were switched to 78 mg, 117 mg, or 156 mg, respectively, of INVEGA SUSTENNA® administered in the deltoid muscle.
- Patients entering the study who were being treated with any other LAI product were switched to 234 mg of INVEGA SUSTENNA® administered in the deltoid muscle.