Final answer:
Amitriptyline, doxepine, nortriptyline, and amoxapine are all tricyclic antidepressants commonly used to treat depression and anxiety disorders. These medications work by increasing the levels of certain neurotransmitters in the brain.
Step-by-step explanation:
Amitriptyline, doxepine, nortriptyline, and amoxapine are all tricyclic antidepressants commonly used to treat various mental health conditions, such as depression and anxiety disorders. These medications work by increasing the levels of certain neurotransmitters in the brain, including serotonin and norepinephrine. By restoring the balance of these neurotransmitters, tricyclic antidepressants can help improve mood and reduce symptoms associated with these conditions.