Atropine as preanesthesia has all effects except –
The main aim of anticholinergics (atropine or hyoscine) as the anaesthetic medication is to prevent vagal bradycardia and hypotension (which occur reflexly due to certain surgical procedures), and prophylaxis of laryngospasm which is precipitated by respiratory secretions.
Hyoscine, in addition, produce amnesia and antiemetic effect.
Decrease secretion
Bronchoconstriction
Prevent bradycardia
Prevent hypotension