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Lingual ondansetron for prevention of post-spinal hypotension in adult patients undergoing lower abdominal surgeries: A randomized controlled study

Lingual ondansetron for prevention of post-spinal hypotension in adult patients undergoing lower abdominal surgeries: A randomized controlled study

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
PACTR
Registry ID
PACTR202604609702166
Enrollment
90
Registered
2026-04-21
Start date
2026-04-15
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Circulatory System Cardiology Anaesthesia

Interventions

A placebo
ondansetron

Sponsors

Mansoura University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients of both sexes aged 18 to 45 undergoing unilateral lower abdominal surgeries using spinal anesthesia. 2. Height from 160 cm to 180 cm. 3. American Society of Anesthesiologist physical status I, II . 4. Body mass index less than 30 kg/m².

Exclusion criteria

Exclusion criteria: 1. Patients who refuse to participate in the study 2. Elevated BP (>160/100 mm Hg) 3. Failed spinal anesthesia 4. Patients with known cardiovascular disease 5. Patients with known cerebrovascular disease 6. Patients with known neurological, neurodegenerative or psychiatric disease 7. Patients with known liver cell failure 8. Clinical history of diabetes. 9. Contraindication to spinal anesthesia e.g., coagulopathy. 10. Patients with known allergy to ondansetron.

Design outcomes

Primary

MeasureTime frame
The primary outcome will be the incidence of hypotensive episodes within I hour from the start of spinal anesthesia.

Secondary

MeasureTime frame
The secondary outcomes will be the number of hypotensive episodes, post spinal bradycardia episodes and MAP and HR measured at 5, 10, 15, 20, 30, 45, and 60 min after spinal anesthesia,

Countries

Egypt

Contacts

Public ContactNabil Abdelraouf

Department of Anesthesia and Surgical Intensive Care Faculty of Medicine Mansoura University Mansoura Egypt Phone

nabil-abdelraouf@yahoo.com+2001001538648

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026