Which medications are classified as tricyclic antidepressants?

B. Amitriptyline, Doxepin, Nortriptyline is the correct choice because these medications are indeed classified as tricyclic antidepressants (TCAs). TCAs work by inhibiting the reuptake of neurotransmitters such as norepinephrine and serotonin, which can help alleviate symptoms of depression. Each of these medications has been extensively used in clinical settings for various types of mood disorders, particularly major depressive disorder and certain anxiety conditions.

The other medications listed in the other choices belong to different classes of antidepressants. For instance, the first choice contains selective serotonin reuptake inhibitors (SSRIs), which work primarily by increasing serotonin levels in the brain. The third choice includes SSRIs and serotonin-norepinephrine reuptake inhibitors (SNRIs), with Venlafaxine being an SNRI. The medications in the last choice include Bupropion, which is a norepinephrine-dopamine reuptake inhibitor (NDRI), and Trazodone, which is primarily used for its sedative properties and functions differently from TCAs. Because they have distinct mechanisms of action and therapeutic uses, it is crucial to accurately identify tricyclic antidepressants as a specific class, which is exempl