Pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) Aged 20-40 years; 2) ASA I - II; 3) Patients with single-birth pregnancy; 4) Patients who voluntarily sign informed consent forms for cesarean section operation and postoperative self-control analgesia; 5) Willing to participate in this study and sign the informed consent.
Exclusion criteria
Exclusion criteria: 1) A history of mental illness or treatment with psychotropic drugs; 2) Gestational diabetes mellitus and hypertension complicated with severe eclampsia; 3) A known prenatal history of depression or bipolar disorder; 4) Suicidal tendency or history of suicide; 5) A history of drug, alcohol or opioid abuse; 6) Being or receiving monoamine oxidase (MAO) inhibitor treatment in the past 2 weeks; 7) Allergic to opioids or tramadol; 8) Central nervous system diseases such as epilepsy; 9) Other serious diseases of the heart, brain, liver, kidney and hematopoietic system; 10) Taking other experimental drugs or participating in other clinical trials three months before the inclusion in the study; 11) Cannot cooperate with the study for any reason or the researcher considers it inappropriate to be included in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pain; | — |
Countries
China
Contacts
The Second Affiliated Hospital of Army Medical University