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Two blood pressure drugs face off to curb nasal surgery bleeding

NCT ID NCT04914234

NEW Disease control Sponsor: Damanhour Teaching Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 21, 2026 · Last updated Sep 21, 2026

Summary

Researchers compare two oral blood pressure drugs, atenolol and metoprolol, given before nasal surgery to lower blood pressure during the operation. The goal is to reduce bleeding and improve the surgeon's view inside the nose. The trial enrolls 60 adults aged 21 to 50 who are healthy enough for general anesthesia. Each participant receives one of the two drugs, and researchers measure blood loss at the end of surgery.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
atenolol and metoprolol, two blood pressure-lowering drugs
What this could lead to
If one drug works better, it could become the preferred premedication to reduce bleeding and improve visibility during nasal surgeries.
What could go wrong
This is a small, single-center trial of 60 patients. Results may not apply to other hospitals or patient groups, and both drugs can cause low blood pressure or slow heart rate.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 4

Runs after approval, following long-term safety and how well the treatment works in everyday use.

Participants

About 60 people

The number the study aims to enrol. It can still change while the study runs.

Started

Dec 2025

Expected to finish

Jan 2027

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

21 to 50 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * American Society of Anesthesiologists (ASA) physical status ≤ II * Age from 21 to 50 years Exclusion Criteria: * ASA physical status \> II * Age \< 21 years or \> 50 years * Pregnant women * Breastfeeding * Bronchial asthma * Chronic obstructive pulmonary disease * Diabetes Mellitus * Hypertension * Ischemic heart disease * Rheumatic heart disease * Heart failure * Heart block * Sick sinus syndrome * Sinus bradycardia * Chronic hypotension * Anemia (Hb \< 10 g/dl) * Renal or hepatic dysfunction * Central nervous system disease * Allergic fungal sinusitis * Patients on beta-blockers * Alcohol or drug abuse * Anticoagulation therapy, * Bleeding diathesis * Agents influencing autonomic nervous system * Allergy to the study drugs * Any contraindication of oral intake

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Conditions

The condition(s) this trial relates to.

hypotensive disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Hypotension drug-induced

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Damanhour Teaching Hospital

    RECRUITING

    Damanhūr, El-Beheira, Egypt

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