A nurse is caring for a client who has a new diagnosis of schizophrenia and a prescription for an antipsychotic medication. The nurse should recognize that which of the following indicates an adverse effect that must be reported to the provider?

The client is observed mumbling quietly while alone in the day room.

The client is observed displaying a shuffling gait while walking in the hall.

The client states, "Being in the sun seems to really hurt my eyes."

The client states, "I feel light-headed when I star up quickly."