A Pivotal Efficacy Trial to Evaluate HLD200 in Children With ADHD in a Classroom Setting

Summary

This Phase 3 pivotal efficacy trial will examine the effects of HLD200 (methylphenidate) in patients aged 6-12 years with ADHD in a laboratory classroom setting. This study has a 6-week open-label treatment optimization period followed by a one week randomized, double-blind, placebo-controlled test phase.

Timeline

Start

2015-07

Primary completion

2016-02

Completion

2016-03

Publications

• Storebo OJ, Storm MRO, Pereira Ribeiro J, Skoog M, Groth C, Callesen HE, Schaug JP, Darling P, Huus CL, Zwi M, Kirubakaran R, Simonsen E, Gluud C. Methylphenidate for children and adolescents with attention deficit hyperactivity disorder (ADHD). Cochrane Database Syst Rev. 2025 Dec 4;12(12):CD009885. doi: 10.1002/14651858.CD009885.pub4.
• Katzman MA, Otcheretko V, Po MD, Uchida CL, Incledon B. Adverse Events During Dosing of Delayed-release/Extended-release Methylphenidate: Learnings From the Open-label Phase of a Registration Trial and a Real-world Postmarketing Surveillance Program. Clin Ther. 2023 Dec;45(12):1212-1221. doi: 10.1016/j.clinthera.2023.09.009. Epub 2023 Sep 27.
• Storebo OJ, Storm MRO, Pereira Ribeiro J, Skoog M, Groth C, Callesen HE, Schaug JP, Darling Rasmussen P, Huus CL, Zwi M, Kirubakaran R, Simonsen E, Gluud C. Methylphenidate for children and adolescents with attention deficit hyperactivity disorder (ADHD). Cochrane Database Syst Rev. 2023 Mar 27;3(3):CD009885. doi: 10.1002/14651858.CD009885.pub3.
• Goldberg JF. Adjunctive Mood Stabilizers Are Not the Same as a Placebo-Only Arm in Bipolar Depression Trials: Reply to Terao. J Clin Psychiatry. 2021 Jun 22;82(4):21lr13919b. doi: 10.4088/JCP.21lr13919b. No abstract available.
• Terao T. Antidepressant Effects of Combined Mood Stabilizers May Account for High Placebo Response Rates. J Clin Psychiatry. 2021 Jun 22;82(4):21lr13919. doi: 10.4088/JCP.21lr13919. No abstract available.
• Childress AC, Cutler AJ, Po MD, DeSousa NJ, Warrington LE, Sallee FR, Incledon B. Symptomatic and Functional Response and Remission From the Open-Label Treatment-Optimization Phase of a Study With DR/ER-MPH in Children With ADHD. J Clin Psychiatry. 2021 Jun 22;82(4):21m13914. doi: 10.4088/JCP.21m13914.
• Childress AC, Uchida CL, Po MD, DeSousa NJ, Incledon B. A Post Hoc Comparison of Prior ADHD Medication Dose and Optimized Delayed-release and Extended-release Methylphenidate Dose in a Pivotal Phase III Trial. Clin Ther. 2020 Dec;42(12):2332-2340. doi: 10.1016/j.clinthera.2020.10.004. Epub 2020 Nov 7.
• Childress AC, Cutler AJ, Marraffino A, McDonnell MA, Turnbow JM, Brams M, DeSousa NJ, Incledon B, Sallee FR, Wigal SB. A Randomized, Double-Blind, Placebo-Controlled Study of HLD200, a Delayed-Release and Extended-Release Methylphenidate, in Children with Attention-Deficit/Hyperactivity Disorder: An Evaluation of Safety and Efficacy Throughout the Day and Across Settings. J Child Adolesc Psychopharmacol. 2020 Feb;30(1):2-14. doi: 10.1089/cap.2019.0070. Epub 2019 Aug 29.

Drugs

Indications