Conditions: Sublingual; Caffeine; Recovery Time; Postoperative Agitation; Elderly Patients; General Anesthesia
Interventions: Drug: Caffine citrate; Other: Placebo
Sponsors: Cairo University
Recruiting Conditions: Sublingual; Caffeine; Recovery Time; Postoperative Agitation; Elderly Patients; General Anesthesia
Interventions: Drug: Caffine citrate; Other: Placebo
Sponsors: Cairo University
Recruiting