How long does it take for venlafaxine to work for migraines? Although Effexor starts working as soon as it’s absorbed by your body, it typically takes several weeks to produce any noticeable changes in your mood, feelings and thoughts. You may experience some improvement in your appetite, sleep patterns and energy level in the first one to two weeks of using Effexor.
What is the most prescribed drug for migraines? The most commonly prescribed class of drugs for migraine are the triptans. These are all meant to be taken on an as-needed basis, at the first sign of headache, and they include Sumatriptan (Imitrex); Zolmitriptan (Zomig); Rizatriptan (Maxalt); and Eletriptan (Relpax).
Which antidepressant is best for migraines? Amitriptyline is the best-studied and most common antidepressant used for migraine prevention. It has a long history of use for migraine. For some people, amitriptyline may work well but cause intolerable side effects. In this case, nortriptyline may be an alternative.
Does venlafaxine cause weight gain? Studies show that newer antidepressant drugs may be associated with weight gain. In one such study, venlafaxine was associated with significant weight gain, alongside citalopram (Celexa), escitalopram (Lexapro), sertraline (Zoloft), and paroxetine (Paxil).