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Effect of intravenous ketamine on shoulder pain in cesarean section

Investigating the effect of intravenous ketamine on shoulder pain in cesarean section under spinal anesthesia: a randomized, double-blind clinical trial study

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20240718062454N2
Enrollment
74
Registered
2025-07-28
Start date
2025-08-23
Completion date
Unknown
Last updated
2025-08-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Shoulder pain in cesarean section under spinal anesthesia. Other acute postprocedural pain

Interventions

Intervention 1: Intervention group: After ensuring complete anesthesia and before cutting the skin, in the ketamine group, 0.05 mg/kg intravenous ketamine of the LABORATOIRES STEROP brand from Pakhseh

Sponsors

Vice President for Research and Technology, Guilan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: Pregnant women who were candidates for cesarean section under spinal anesthesia and referred to Al-Zahra Hospital (S) in 2025 Aged 18-45 years ASA class 1,2 Stable hemodynamic status Consent to participate in the study Gestational age over 36 weeks No shoulder complications or diseases including a history of shoulder dislocation or surgery or joint disease involving the shoulder No chronic neck and shoulder pain No trauma to the shoulder No mental problems

Exclusion criteria

Exclusion criteria: Unwillingness to participate in the study Inability to communicate properly verball All contraindications to spinal anesthesia Unstable conditions following acute bleeding or uterine rupture or in the context of life-threatening diseases including severe heart failure, full-term patients Patients who are candidates for cesarean section following induction of labor in unstable conditions

Design outcomes

Primary

MeasureTime frame
Evaluation of shoulder pain during and after surgery. Timepoint: The examination will be conducted at 4 stations: 15 minutes after the anesthesia technique, at the end of the procedure, at the end of recovery, and 24 hours after the procedure. Method of measurement: The status of shoulder pain will be assessed by asking the patient (none - right shoulder - left shoulder - both shoulders) and the severity of the patient's shoulder pain will be assessed and recorded using the NRS scale as ((0) no pain, (1-3) mild pain, (4-6) moderate pain and (7-10) severe pain).

Secondary

MeasureTime frame
The effect of ketamine on hemodynamic changes in patients (mean blood pressure (MAP) and heart rate). Timepoint: At 4 stations: 15 minutes after performing the anesthesia technique, end of surgery, end of recovery, and 24 hours after surgery. Method of measurement: Blood pressure and heart rate monitoring.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Samaneh Ghazanfar Tehran

Rasht University of Medical Sciences

Tehranisamaneh88rasht@gmail.com+98 13 3336 9328

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026