A Study of the Efficacy and Safety of SP-624 in the Treatment of Adults With Major Depressive Disorder

Purpose

This is a Phase 2B clinical study evaluating the effectiveness and safety of SP-624 as compared to placebo in the treatment of adults with Major Depressive Disorder.

Condition

  • Major Depressive Disorder

Eligibility

Eligible Ages
Between 18 Years and 65 Years
Eligible Genders
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Males and females, aged 18 to 65 years, inclusive. - Meet DSM-5 criteria for moderate to severe MDD, as confirmed by the Mini International Neuropsychiatric Interview (MINI). - In generally good physical health, in the opinion of the Investigator. - Body mass index (BMI) must be ≥ 18 and ≤ 45 kg/m2.

Exclusion Criteria

  • Female who is pregnant, breastfeeding, or less than 6 months postpartum at screen. - A history of or current DSM-5 diagnosis of MDD with psychotic features, any schizophrenia spectrum and other psychotic disorders, bipolar disorder, or personality disorder. - Presence or history of any known clinically significant cardiovascular disorders including, but not limited to: coronary artery disease, heart failure, valvular heart disease, cardiomyopathies, myocardial infarction, chamber enlargement or hypertrophy, or orthostatic hypotension. - Presence of uncontrolled hypertension, defined as consistent sitting systolic blood pressure (SBP) >160 mmHg or consistent sitting diastolic blood pressure (DBP) >95 mmHg despite present therapy. - Screening laboratory value(s) outside the laboratory reference range that are considered to be clinically significant by the Investigator (clinical chemistry, hematology, thyroid function, and urinalysis).

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
SP-624
Participants to receive two 10 mg capsules of SP-624 once daily for a total daily dose of 20 mg
  • Drug: SP-624
    Once daily oral administration of two capsules totaling 20 mg/day
Placebo Comparator
Placebo
Participant to receive 2 matching placebo capsules once daily
  • Drug: Placebo
    Once daily oral administration of two matching placebo capsules

Recruiting Locations

More Details

Status
Recruiting
Sponsor
Sirtsei Pharmaceuticals, Inc.

Study Contact

Yuki Prescott
919-460-9500
yprescott@arrivobio.com