The Effect of Minocycline on Relapse After Successful Intravenous Ketamine/Minocycline-induced Symptoms Response in Subjects With Depression
Depressive Disorder
About this trial
This is an interventional treatment trial for Depressive Disorder focused on measuring Depressive Disorder, Major Depressive Disorder, Depression, Bipolar Disorder Type II, Anti-depressant, Ketamine, Minocycline
Eligibility Criteria
Inclusion Criteria:
- Diagnostic criteria for moderate to severe major depressive disorder (MDD), without psychotic features, or Bipolar Disorder Type II
- Patients should have an Inventory of Depressive Symptomatology-Clinician Rated (IDS-C30) total score ≥ 34 at Screening and at Day 1 (predose)
- Patients with major depressive disorder should have failed at least two adequate treatment courses (dose and duration) with antidepressant therapy, one of which is in the current episode
- Patients should not have received electroconvulsive therapy (ECT) in the current episode but could be those for whom ECT is considered
- Patients with bipolar depression (BPD) Type II must have been taking a stable dose of a mood-stabilizing medication (e.g., lithium, valproate, carbamazepine, lamotrigine, antipsychotic agents) for at least 4 weeks, dosed clinically to target the therapeutic range
- Patients currently taking an antidepressant(s) must have received at least 2 weeks of stable antidepressant therapy at the time of Screening
- Doses of current antidepressant therapies should remain the same for the duration of the study
- Women must be postmenopausal, surgically sterile, or if heterosexually active, practicing a highly effective method of birth control
- Men who are heterosexually active with a woman of childbearing potential must agree to use a double barrier method of birth control and to not donate sperm during the study and for 3 months after receiving the last dose of study drug
Exclusion Criteria:
- Has a current DSM-IV axis I diagnosis other than MDD or BPD Type II at screening (except for co-morbid anxiety disorders)
- Has a diagnosis of substance abuse or dependence within 6 months prior to screening evaluation (nicotine and caffeine dependence are not exclusionary)
- Patient is currently taking more than 4 psychotropic medications at Day 1 (predose)
- Has an autoimmune disorder such as Crohn's disease, rheumatoid arthritis, psoriasis currently treated with/requiring treatment with immunomodulatory therapies
- Has any significant cardiovascular, respiratory, neurologic, renal, hepatic, endocrine, or immunologic diseases based on screening examination
- Has uncontrolled hypertension (diastolic blood pressure ≥ 90 mmHg), despite diet, exercise or a stable dose of an allowed antihypertensive treatment, at Screening or Day 1 (predose)
- Has planned vaccination within 2 weeks prior to the first dose of study medication through 2 weeks after the last dose of study medication - Has an active infectious disease/current infection
- Has known allergies, hypersensitivity, or intolerance to minocycline or ketamine or its excipients - Has contraindications to the use of minocycline or ketamine per local prescribing information
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Arm 3
Experimental
Placebo Comparator
Experimental
Minocycline
Placebo
Ketamine and Minocycline
Following a 12-day open-label treatment phase (involving ketamine and minocycline), responders may receive oral minocycline twice daily for up to 6 weeks in a blinded manner. In addition, non-responders may receive oral minocycline twice daily for up to 6 weeks in an open-label manner.
Following a 12-day open-label treatment phase (involving ketamine and minocycline), responders may receive placebo twice daily for up to 6 weeks in a blinded manner
All patients will receive 6 IV infusions of ketamine and oral minocycline twice daily during a 12-day open-label treatment phase