The male client diagnosed with MG is prescribed the cholinesterase inhibitor neostigmine (Prostigmin). Which data indicate the medication is not effective?
l 1. The client is able to perform activities of daily living (ADLs) independently.
l 2. The client states that his vision is clear.
l 3. The client cannot speak or look upward at the ceiling.
l 4. The client is smiling and laughing with the nurse.