Which of the following properties make pyridostigmine different from neostigmine ?
Though less potent than Neostigmine, Pyridostigmine has longer duration of action (3 to 6 hrs)
Duration of action of neostigmine is 0.5 to 2 hrs.
It is more potent
It is longer acting
It produces less muscarinic side effects
It does not have any direct action on NM receptors