Some of the conditions treated with buproprion HCL include seasonal affective disorder and attention deficit hyperactivity disorder, explains WebMD. Seasonal affective disorder is a type of depression occurring annually at the same time, such as winter season.
Buproprion HCL can improve a patient’s mood and feelings of well-being, explains WebMD. It may work by restoring substances such as norepinephrine and dopamine in the brain. Some of its side effects include headaches, ringing in the ears, vomiting, nausea and dizziness. A patient using buproprion may also experience dry mouth, weight loss, sore throat, trouble sleeping and constipation. If any of these side effects worsen, patients are advised to visit a doctor promptly.