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Desvenlafaxine is a synthetic form of the isolated major active metabolite of venlafaxine, and is categorized as a serotonin-norepinephrine reuptake inhibitor (SNRI). When most normal metabolizers take venlafaxine, approximately 70% of the dose is metabolized into desvenlafaxine, so the effects of the two drugs are expected to be very similar. [18]
Fluvoxamine has similar side effects to other SSRIs, and it can take anywhere from six to eight weeks to feel its maximum effects. There are more serious side effects, like low sodium blood levels ...
Venlafaxine, sold under the brand name Effexor among others, is an antidepressant medication of the serotonin–norepinephrine reuptake inhibitor (SNRI) class. [6] [9] It is used to treat major depressive disorder, generalized anxiety disorder, panic disorder, and social anxiety disorder. [9]
Venlafaxine was the first compound described in a new class of antidepressant substances called phenylethylamines. These substances are unrelated to TCA and other SSRIs. Venlafaxine blocks the neuronal reuptake of serotonin, noradrenaline and, to a lesser extent, dopamine in the central nervous system.
How to Ask a Doctor for Antidepressants. It’s totally normal to get down in the dumps, especially when you’re going through a rough patch, like a breakup or a job loss.
Headache — an often transient side effect that is common to most serotonin reuptake inhibitors and that most often occurs at the beginning of therapy or after a dose escalation. Nausea — an adverse effect that is more common with venlafaxine than with the SSRIs. Usually transient and less severe in those receiving the extended release ...
Despite their side effects, some tricyclic antidepressants may be effective for improving depression symptoms when other, newer medications aren’t effective. Atypical antidepressants.
As of 2008, it is unclear if duloxetine and desvenlafaxine can provide benefits for people with social anxiety. However, another class of antidepressants called MAOIs are considered effective for social anxiety, but they come with many unwanted side effects and are rarely used.