Efficacy and safety of a 4-week course of repeated subcutaneous ketamine injections for treatment-resistant depression (KADS study): commentary, Joks et al

Regarding the article, ‘Efficacy and safety of a 4-week course of repeated subcutaneous ketamine injections for treatment-resistant depression (KADS study): randomised double-blind active-controlled trial’, we commend Loo et al 1 for undertaking the Ketamine for Adult Depression Study (KADS). In the interest of ensuring that accurate and balanced information is presented to healthcare professionals on treatment-resistant depression, we raise several points herein to help clarify and provide additional perspective to the researchers’ interpretation of their findings in the Discussion.