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The Daily Insight

How long does venlafaxine withdrawal symptoms last?

Author

Rachel Hernandez

Updated on March 28, 2026

Symptoms of Antidepressant Discontinuation

Symptoms of antidepressant withdrawal depend on the specific medication you have been taking. Symptoms most often occur within three days of stopping the antidepressant. They are usually mild and go away within about two weeks.

Similarly, how long does it take for Effexor to get out of your system?

1-3 weeks after the last dose

Withdrawal symptoms may persist but gradually fade over time. Most often, symptoms are gone three weeks after starting Effexor detox and withdrawal, but some people may continue to experience very mild withdrawal symptoms for several months.

Likewise, what helps with Effexor withdrawal? Practice self-care. As you are going through withdrawal, it's more important than ever to exercise, eat healthfully, get regular sleep, and practice stress management. 2? These acts of self-care can help keep your mood stable as you taper off Effexor.

People also ask, what happens when you stop taking venlafaxine?

Missing doses of venlafaxine may increase your risk for relapse in your symptoms. Stopping venlafaxine abruptly may result in one or more of the following withdrawal symptoms: irritability, nausea, feeling dizzy, vomiting, nightmares, headache, and/or paresthesias (prickling, tingling sensation on the skin).

How long do antidepressant withdrawal symptoms last?

Withdrawal symptoms usually come on within 5 days of stopping the medicine and generally last for up to 6 weeks. Some people have severe withdrawal symptoms that last for several months or more. See your doctor if you get severe withdrawal symptoms after you stop taking antidepressants.

Related Question Answers

Is 75 mg of venlafaxine a lot?

How much to take. The usual starting dose of venlafaxine is 75mg a day. This might be gradually increased to a maximum dose of 375mg. If you have problems with your liver or kidneys your doctor might prescribe a lower dose.

What do brain zaps feel like?

You might also hear them referred to as “brain zaps,” “brain shocks,” “brain flips,” or “brain shivers.” They're often described as feeling like brief electric jolts to the head that sometimes radiate to other body parts. Others describe it as feeling like the brain is briefly shivering.

How do you wean off venlafaxine 37.5 mg?

Venlafaxine Reduce gradually over a minimum of 4 weeks; taper includes 75-mg reduction every 4 days and 25 mg reduction every 5 to 7 days to a final dose of 25–50 mg; for extended release products, a proposed taper is a decrease of 37.575 mg weekly to a final dose of 37.5 mg before stopping.

What are the long term side effects of Effexor?

Effexor XR Side Effects by Likelihood and Severity
  • A Change In Vision.
  • A Feeling Of Pins And Needles On Skin.
  • Anxious Feelings.
  • Blurred Vision.
  • Constipation.
  • Decreased Appetite.
  • Difficulty Sleeping.
  • Dizziness.

What is a brain zap?

Brain zaps are electrical shock sensations in the brain. They can happen in a person who is decreasing or stopping their use of certain medications, particularly antidepressants. Brain zaps are not harmful and will not damage the brain. However, they can be bothersome, disorienting, and disruptive to sleep.

Does Effexor affect memory?

All drugs that depress signaling in the CNS can cause memory loss. Alternatives: Many patients with seizures do well on phenytoin (Dilantin), which has little if any impact on memory. Many patients with chronic nerve pain find that venlafaxine (Effexor) — which also spares memory — alleviates their pain.

Does venlafaxine calm you down?

Venlafaxine should help you feel calm and relaxed. It could take some time for venlafaxine to have its full effect. This effect should reduce your behaviour problem.

What does venlafaxine do to the brain?

Venlafaxine is an SNRI. It works by increasing and regulating the levels of two different neurotransmitters in the brain. These are norepinephrine, also called noradrenaline, and serotonin. At low doses, venlafaxine prevents serotonin reuptake.

Why has venlafaxine been discontinued in the US?

Effexor was discontinued because the newer time-released Effexor XR formula can be taken once daily and causes less nausea than the original formula.

Does venlafaxine make you tired?

The serotonin-norepinephrine reuptake inhibitors (SNRIs) are similar medications used to treat depression, anxiety, and sometimes, chronic pain. They include duloxetine (Cymbalta) and venlafaxine (Effexor) and can also cause drowsiness and fatigue.

When should you take Venlafaxine?

Venlafaxine comes as a tablet or extended-release capsule to take by mouth. The tablet is usually taken two or three times a day with food. The extended-release capsule is usually taken once daily in the morning or evening with food. Take venlafaxine at around the same time(s) every day.

Which antidepressants have the worst withdrawal symptoms?

Among the SSRIs paroxetine seems to be the worst offender and fluoxetine the least while sertraline and fluvoxamine tend to be intermediate. However, the most serious discontinuation reactions came from the SNRI venlafaxine.

Is 37.5 mg of Effexor effective?

Panic Disorder

The recommended starting dose is 37.5 mg per day of Effexor XR for 7 days. Patients not responding to 75 mg per day may benefit from dose increases to a maximum of approximately 225 mg per day.

What helps with antidepressant withdrawal?

One possible way to get relief is to take a single 20 milligram (mg) dose of Prozac (fluoxetine) along with medications like Zoloft (sertraline) and Lexapro (escitalopram). Your symptoms will likely go away within a few hours.

What are the most common side effects of Effexor?

The more common side effects of Effexor XR can include:
  • dry mouth.
  • sleepiness.
  • loss of appetite.
  • erectile dysfunction.
  • abnormal ejaculation.
  • loss of libido (sex drive) in men and women.
  • weakness.
  • dizziness.

Is 150mg of Effexor too much?

The recommended venlafaxine dosage ranges from 150 mg/day up to 375 mg/day in severely depressed patients,6 but this patient took up to 1,500 mg/day. Self-medication of antidepressants without any monitoring is dangerous, because of the concomitant poor evaluation and management of the depression.

How do you ease discontinuation syndrome?

Sometimes, doctors can prescribe medicines to help with discontinuation symptoms such as nausea or insomnia. They also may advise switching from a short- to a long-acting antidepressant to ease the transition off of a medicine for depression. Discontinuation symptoms usually go away within a few weeks.

What is antidepressant discontinuation syndrome?

Antidepressant discontinuation syndrome, also called antidepressant withdrawal syndrome, is a condition that can occur following the interruption, reduction, or discontinuation of antidepressant medication that was taken continuously for at least one month.

What does SSRI withdrawal feel like?

The most common symptoms of SSRI discontinuation syndrome are described as either being flu-like, or feeling like a sudden return of anxiety or depression. 1? They include: Dizziness. Vertigo.

Do you feel better after stopping antidepressants?

Discontinuation symptoms disappear quickly if you take a dose of the antidepressant, while drug treatment of depression itself takes weeks to work. Discontinuation symptoms resolve as the body readjusts, while recurrent depression continues and may get worse.

Does your brain go back to normal after antidepressants?

The process of healing the brain takes quite a bit longer than recovery from the acute symptoms. In fact, our best estimates are that it takes 6 to 9 months after you are no longer symptomatically depressed for your brain to entirely recover cognitive function and resilience.

Do Ssris permanently change your brain?

A single dose of SSRI antidepressants such as Fluoxetine, shown here, can change the brain's functional connectivity within three hours, a new study found.

How long does discontinuation syndrome last?

Typical symptoms of antidepressant discontinuation syndrome include flu-like symptoms, insomnia, nausea, imbalance, sensory disturbances, and hyperarousal. These symptoms usually are mild, last one to two weeks, and are rapidly extinguished with reinstitution of antidepressant medication.

What happens if you quit antidepressants cold turkey?

It might seem like you don't need the medication anymore, but if you stop taking it, the medicine will leave your body and your symptoms might return. Quitting without consulting your doctor can be life-threatening. Suicide is a serious concern. It can also trigger withdrawal symptoms and relapse of your depression.

What happens when you stop taking anti anxiety medication?

If you abruptly stop taking your medication, you may experience severe withdrawal symptoms such as: Increased anxiety, restlessness, shaking. Insomnia, confusion, stomach pain. Depression, confusion, panic attacks.

How do you know if you have serotonin syndrome?

Serotonin is a chemical your body produces that's needed for your nerve cells and brain to function. But too much serotonin causes signs and symptoms that can range from mild (shivering and diarrhea) to severe (muscle rigidity, fever and seizures). Severe serotonin syndrome can cause death if not treated.

How do you know when to stop antidepressants?

The longer you have taken your medication, the slower you might want to cut down. Current recommendations for reducing the dose of an antidepressant are: If treatment has lasted less than eight weeks, stop over 1-2 weeks. If a treatment has lasted 6-8 months, cut down over 6-8 weeks.