Comparison of Anyu Peibo With Placebo in Treatment of MDD in China

The purpose of this study is to evaluate the efficacy and safety of Anyu Peibo Capsule comparing with placebo in the treatment of Chinese Patients with Depression.


Eligibility Criteria:
Inclusion Criteria:

* Adult with primary diagnosis of major depressive disorder(MDD) based on the criteria of DSM-5, single episode or recurrent episode. \[296.21; 296.22; 296.23; 296.31; 296.32; 296.33\]
* The total score of MADRS is ≥26 in both screening visit and baseline visit.
* The first item of MADRS is ≥3 in both screening visit and baseline visit.
* CGI-S is ≥4 in both screening visit and baseline visit.
* The subject understands and consents to takes part in this clinical trials. The subjects should sign informed consent form.

Exclusion Criteria:

* The subject has a current psychiatric diagnosis other than depression.
* The subject has a suicide attempt within recent 1 year, or has a currently significant risk of suicide, or has a score ≥3 on item 10 (suicidal ideation) of MADRS.
* The subject has a current depressive episode due to somatic general disease or a neurological disease, such as hypothyroidism.
* When the MADRS total score of baseline visit compares with the screening visit, the decreasing rate is ≥25%.
* Known hypersensitivity to Big Leaf Ju, or at least to two kinds of drugs.
* Any unstable cardiovascular, hepatic, renal, blood, endocrine, or other medical disease.
* Any neurological disease (such as Parkinson's Disease, cerebrovascular accident and epilepsy) or cerebral injury (traumatic or disease related).
* Had a history or a high risk related disease or medication of seizure disorder, except infantile febrile convulsion.
* The subject could not take medication or has a disease affecting drug absorption, distribution, metabolism and excretion.
* Clinically significant electrocardiographic(ECG) abnormalities in screening visit. Such as QTc ≥450 ms in male or ≥470 ms in female.
* Clinically significant abnormal laboratory values (eg. ALT or AST value above 2 times of clinical top-limit; Cr value above normal top-limit; thyroid gland function index (≥ 2 items in 5 items) above 1.2 times or below 0.8 times of the normal range, or investigator diagnosed with hypothyroidism or hyperthyroidism).
* The subject who used at least two different antidepressants with recommended dose and adequate duration (maximum dosage by at least 4 weeks according to label) treatment still had no respond.
* The subject uses antidepressant drug normally before 2 weeks of screening, and stops using psychotropic drug before randomization less than 5 half-life period (monoamine oxidase inhibitor: at least 2 weeks; fluoxetine: at least 1 month).
* The subject received systematic light therapy, laser therapy and acupuncture or other Traditional Chinese Medicine, or systemic biofeedback therap within 2 weeks.
* The subject received modified ECT, trans-cranial magnetic stimulation (TMS), vagus nerve stimulation (VNS) or systematic psychotherapy within 3 months.
* Women who were pregnant, breast-feeding, or serum-HCG(+) on screening; or planning to become pregnant within 3 months after kick-off of clinical trial.
* Education level below junior high school.
* The subject has participated in a drug clinical trial within 1 month before screening.
* The investigator thinks the subject is unsuitable to enroll in this clinical trial.