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New treatment option for Postoperative Pain
Official title External Oblique Intercostal Block (EOICB) for Laparoscopic Cholecystectomy
ClinicalTrials.gov ID: NCT07241949
What this study is testing
What is Tramadol IV Patient-Controlled Analgesia (PCA)?
Tramadol IV Patient-Controlled Analgesia (PCA) is an investigational medicine, given as an infusion into a vein, being studied as a potential treatment for postoperative pain.
Also referred to as Control group.
Plain-language explanation of the investigational treatment - it is being studied and is not an approved or proven therapy. The study team can confirm the details.
- What it's testing
- This single-center, prospective, randomized controlled trial aims to compare the effects of paravertebral block (PVB), external oblique intercostal (EOI) block, and intravenous patient-controlled analgesia (PCA) with tramadol on postoperative pain and opioid consumption in patients undergoing elective laparoscopic cholecystectomy. The primary endpoint is total tramadol consumption within 24 hours postoperatively.
- Which group you join is decided by chance.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 18 to 65
You may be able to join if
- Age between 18 and 65 years
- Scheduled for elective laparoscopic cholecystectomy under general anesthesia
- ASA physical status I-III
- Able to understand the study procedure and provide informed consent
You likely can't join if
- Patient refusal or inability to provide informed consent
- Allergy or contraindication to local anesthetics, tramadol, or study medications
- Coagulopathy or current anticoagulant therapy
- Local infection at the planned block injection site
- Severe hepatic or renal impairment
- Chronic opioid use or opioid dependence
See the full eligibility criteria
- Age between 18 and 65 years
- Scheduled for elective laparoscopic cholecystectomy under general anesthesia
- ASA physical status I-III
- Able to understand the study procedure and provide informed consent
- Patient refusal or inability to provide informed consent
- Allergy or contraindication to local anesthetics, tramadol, or study medications
- Coagulopathy or current anticoagulant therapy
- Local infection at the planned block injection site
- Severe hepatic or renal impairment
- Chronic opioid use or opioid dependence
- Neurological or psychiatric disorders affecting pain perception or communication
- Pregnancy or breastfeeding
- Body mass index (BMI) \> 35 kg/m²
- Conversion to open cholecystectomy during surgery
The study team makes the final eligibility decision.
Where it's taking place
- Adana, Turkey (Türkiye)
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 18 years to 65 years. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Adana, Turkey (Türkiye). Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.