Whilst the NHS uses propofol for sedation with colonoscopy there are alternatives. Maybe you could contact the department to discuss? I did find the colonoscopy very uncomfortable and a bit painful without sedation and have had sedation ever since. It's never knocked me out just made me relaxed.
Giorgia Meloni Gives Trump Both Barrels!
keep away from all pubs this coming wednesday


. I will see how I feel on the day!