Can Different Intrathecal Drugs Affect Day Case Anal Surgery Recovery Duration?

Ain Shams University

Status: Completed

Conditions: Effect of Drug

Treatments: Drug: Bupivacaine-fentanyl

Study type: Interventional

Funder types: Other

Identifiers

NCT07156968

R 138 / 2021

Details and patient eligibility

About

This study aims to compare effect of adding fentanyl or dexmetomidine on duration of motor and sensory block after spinal anesthesia with prilocaine during day case perianal surgery and whether it impact time to discharge home.

Enrollment: 159 patients

Sex: All

Ages: 18 to 70 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Ages 18-70
• ASA 1-3
• height <155cm or >175cm
• Day case perianal surgery

Exclusion criteria

• Hypersensitivity to the study drugs
• Refusal of patients.
• Patients with contraindications for spinal anesthesia
• previous voiding difficulty
• patients taking anticholinergic medications.
• emergency cases
• Patients with contraindications for day case sitting.

Trial design

Primary purpose: Supportive Care

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Quadruple Blind

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159 participants in 3 patient groups

The bupivacaine-fentanyl group

Experimental group

Treatment:

Drug: Bupivacaine-fentanyl

The prilocaine-fentanyl group

Experimental group

Treatment:

Drug: Bupivacaine-fentanyl

The prilocaine-dexametomidine group

Experimental group

Treatment:

Drug: Bupivacaine-fentanyl