Ketamine for substance use disorders: a systematic review and meta-analysis

• by Shu-Ping Fang, Xin Yang, Da-Cong Zhao, Yang Wen, Yi-Hao Liu, Zhe Li, Mao-Sheng Ran

• July 17, 2026

Caffeine use disorder and analgesic dependence in medication-overuse headache: insights into an underrecognized relationship

• by Rehab Magdy, Amr Hassan, Mona Hussein, Alaa Elmazny, Osama Yacoub, Mohamed Abdelghaffar, Nourhan Abdelmohsen Taha, Ahmed Essmat, May M. Fayez, Nahla Merghany, Anas Elgenidi, Ahmed Dahshan

• July 13, 2026

Psychopathy facets and suicide risk among violently injured adults

• by Nicholas D. Thomson, Brooklyn A. Worthen, Jessica J. James

• June 22, 2026

Settlement Bars Two From DEA Registration

A DOJ settlement resolved allegations involving a cash-pay pain practice in which continued access to controlled-substance prescriptions was tied to recurring payments.

• by Kathryn Wighton

• July 7, 2026

• 2 min