Brian Miller, MD, PhD, MPH

In a well-blinded study, researchers investigated and directly compared the acute effects of LSD and psilocybin in healthy participants.

A new—cough, cough—combination treatment for depression. Researchers performed an RCT of dextromethorphan-bupropion in major depressive disorder.

Cardiometabolic risk factors for suicide? Researchers investigated associations between obesity/metabolic syndrome and suicidality in patients with bipolar disorder.

Adjunctive metformin in bipolar disorder. Researchers performed a randomized clinical trial of treating insulin resistance to improve clinical outcomes in treatment-resistant bipolar depression.