Study of the Efficacy of a Fixed-dose Regimen of Cariprazine Compared to Placebo for Treatment of the Depressive Episode in Participants With Bipolar I Disorder

Summary

This study is designed to prospectively confirm the efficacy of a fixed-dose regimen of cariprazine 1.5 milligrams (mg)/day or 3 mg/day compared to placebo for treatment of the depressive episode in participants with bipolar I disorder. The safety and tolerability of the fixed-dose regimens will be evaluated.

Timeline

Start

2016-03-31

Primary completion

2018-01-18

Completion

2018-01-18

Outcome

Met primary endpoint

paper Cariprazine 1.5 mg/day significantly reduced depressive symptoms on the primary (MADRS LSMD = -2.5; adjusted P = .0417) PMID 31628698 ↗

Publications

• McIntyre RS, Llorca PM, Aronin LC, Yu J, Nguyen HB. Effect of Cariprazine on Anhedonia in Patients with Bipolar I Depression: Post Hoc Analysis of Three Randomized Placebo-Controlled Clinical Trials. Adv Ther. 2025 Jan;42(1):246-260. doi: 10.1007/s12325-024-03009-2. Epub 2024 Nov 9.
• Jain R, McIntyre RS, Cutler AJ, Earley WR, Nguyen HB, Adams JL, Yatham LN. Efficacy of cariprazine in patients with bipolar depression and higher or lower levels of baseline anxiety: a pooled post hoc analysis. Int Clin Psychopharmacol. 2024 Mar 1;39(2):82-92. doi: 10.1097/YIC.0000000000000500. Epub 2023 Sep 20.
• Citrome L, Yatham LN, Patel MD, Barabassy A, Hankinson A, Earley WR. Cariprazine and akathisia, restlessness, and extrapyramidal symptoms in patients with bipolar depression. J Affect Disord. 2021 Jun 1;288:191-198. doi: 10.1016/j.jad.2021.03.076. Epub 2021 Mar 31.
• Thase ME, Harrington A, Calabrese J, Montgomery S, Niu X, Patel MD. Evaluation of MADRS severity thresholds in patients with bipolar depression. J Affect Disord. 2021 May 1;286:58-63. doi: 10.1016/j.jad.2021.02.043. Epub 2021 Feb 20.
• Yatham LN, Vieta E, McIntyre RS, Jain R, Patel M, Earley W. Broad Efficacy of Cariprazine on Depressive Symptoms in Bipolar Disorder and the Clinical Implications. Prim Care Companion CNS Disord. 2020 Sep 17;22(5):20m02611. doi: 10.4088/PCC.20m02611.
• Earley WR, Burgess M, Rekeda L, Hankinson A, McIntyre RS, Suppes T, Calabrese JR, Yatham LN. A pooled post hoc analysis evaluating the safety and tolerability of cariprazine in bipolar depression. J Affect Disord. 2020 Feb 15;263:386-395. doi: 10.1016/j.jad.2019.11.098. Epub 2019 Nov 22.
• Earley WR, Burgess MV, Khan B, Rekeda L, Suppes T, Tohen M, Calabrese JR. Efficacy and safety of cariprazine in bipolar I depression: A double-blind, placebo-controlled phase 3 study. Bipolar Disord. 2020 Jun;22(4):372-384. doi: 10.1111/bdi.12852. Epub 2019 Nov 6.

Drugs

Indications