Comparative Study Between the Efficacy of Verapamil and Bisoprolol on Reduction of Bleeding During Endoscopic Sinus Surgery Under General Anaesthesia.

Conditions:   Endoscopic Sinus Surgery;   Heart Rate;   Blood Loss Interventions:   Drug: Verapamil;   Drug: Bisoprolol;   Drug: Placebo oral tablet Sponsor:   Assiut University Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials