Does Effexor cause migraines? Common Effexor side effects may include:
Headache. Blurred vision. Increased sweating. Nervousness or insomnia.
How long does Effexor take 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.
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.
Can venlafaxine cause severe headaches? Headaches usually go away after the first week of taking venlafaxine. Talk to your doctor if they last longer than a week or are severe. Chew sugar-free gum or sugar-free sweets.