A 32-year-old female with history of schizophrenia is admitted for a recent worsening of command auditory hallucinations and negative symptoms of schizophrenia. She was initiated on clozapine and gradually titrated to 250 mg bedtime dose with a good response.
The patient later reports worsening of GERD symptoms and was initiated on her home medication for GERD. This resulted in sudden deterioration and worsening of underlying psychotic symptoms.
Which of the following GERD medication can result in a decrease in clozapine levels?