A 19-year-old boy presents accompanied by his mother due to…
A 19-year-old boy presents accompanied by his mother due to abnormal behavior for the past few days. The mother says her son has not slept for 3 days and has been expressing ideas about how he plans to cure world hunger; he has also been very energetic and has not stopped talking. The patient has no medical history and takes no medications. He denies any recreational drug, tobacco, or alcohol use. The patient is verbose, hyperactive, and fidgeting on the mental status examination. He is uninterruptible and agitated. A mood stabilizer that is also used for seizures is recommended. The patient is advised that possible side effects of this medication include weight gain and sedation. Which of the following is another possible adverse effect of this medication?