Prolactinemia is an elevated prolactin level that can cause menstrual irregularity, amenorrhea, infertility, low libido, galactorrhea, and decreased bone density in women, and gynecomastia, erectile dysfunction, infertility, low libido, and galactorrhea in men.

Drug-induced parkinsonism, also called pseudoparkinsonism, includes symptoms such as tremor, rigidity, bradykinesia, shuffling gait, slurred speech, mask-like facies, drooling, stooped posture, and sometimes cognitive dulling or worsening depression.

Nausea is an upset stomach sensation that often begins soon after starting a new medication.

Fatigue is medication-related sleepiness or excessive tiredness, often despite getting enough sleep at night.

Hyperhidrosis is excessive sweating, often more noticeable in the face, neck, and chest than in the armpits and palms.

Dry mouth is an uncomfortable sensation of dryness due to reduced saliva. It can lead to dental caries, decreased taste, and gum inflammation.

Dry mouth is an uncomfortable sensation of dryness due to reduced saliva. It can lead to dental caries, decreased taste, and gum inflammation.

Diarrhea is the passing of loose or watery stools at least 3 times in a 24-hour period. It is often caused by infections but may also occur as a medication side effect.

Constipation involves straining with bowel movements, often with hard stools and a sense of incomplete evacuation. 

Bruxism is involuntary grinding of the teeth, often during sleep but sometimes during the day. In some cases, it can lead to tooth damage, temporomandibular joint dysfunction, myofascial pain, and sleep disturbance.