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Tetracyclic antidepressants (TeCAs) are a class of antidepressants that were first introduced in the 1970s. They are named after their tetracyclic chemical structure , containing four rings of atoms , and are closely related to the tricyclic antidepressants (TCAs), which contain three rings of atoms.
This is a complete list of clinically approved prescription antidepressants throughout the world, as well as clinically approved prescription drugs used to augment antidepressants or mood stabilizers, by pharmacological and/or structural classification.
Antidepressants are prescribed to treat major depressive disorder (MDD), anxiety disorders, chronic pain, and some addictions. Antidepressants are often used in combination with one another. [1] Despite its longstanding prominence in pharmaceutical advertising, the idea that low serotonin levels cause depression is not supported by scientific ...
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Mirtazapine, a tetracyclic antidepressant. Tetracyclics are cyclic chemical compounds that contain four fused rings of atoms, for example, Tröger's base. Some tricyclic compounds having three fused and one tethered ring (connected to main nucleus by a single bond) can also classified as tetracyclic, for example, ciclazindol. [1]
It is a tetracyclic antidepressant (TeCA). Mianserin is closely related to mirtazapine , both chemically and in terms of its actions and effects, although there are significant differences between the two drugs (for example, its higher noradrenergic activity and lower 5-HT3 receptor antagonism).
Dosages of 50 mg to 75 mg daily are usually satisfactory as maintenance therapy for elderly patients who do not tolerate higher amounts. [ 21 ] [ 22 ] In any case, 225 m.g./d. is the absolute-maximum highest recommended dose for this drug, as any more can predispose more significantly to seizures. 150 m.g. is the average optimal daily dose for ...