Impact of Remimazolam on Prognosis After Bladder Cancer Surgery

This study is looking at whether using a sedation drug called remimazolam during bladder tumor surgery affects patient recovery and long-term cancer outcomes compared to other sedation methods. **You may be eligible if...** - You are between 50 and 90 years old - You have been diagnosed with non-muscle-invasive bladder cancer (early-stage, not yet growing into the bladder muscle) - You are scheduled to have a procedure called transurethral resection of bladder tumor (TURBT) — a surgery done through the urethra - You agree to participate and have signed informed consent **You may NOT be eligible if...** - You need emergency surgery - You have another active cancer - You have used benzodiazepine medications recently - You have schizophrenia, epilepsy, Parkinson's disease, or myasthenia gravis - You have severe liver dysfunction or are in critical condition Talk to your doctor to see if this trial is right for you.