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How long does it take to adjust to Zoloft?

Author

Emma Payne

Published Jan 16, 2026

Sleep, energy, or appetite may show some improvement within the first 1-2 weeks. Improvement in these physical symptoms can be an important early signal that the medication is working. Depressed mood and lack of interest in activities may need up to 6-8 weeks to fully improve.

How long until Zoloft side effects go away?

In most cases, these early side effects will clear up within the first one to two weeks of starting the medication. However, it is possible to experience some of these side effects intermittently as you continue to take the medication, especially if your healthcare provider increases your dose.

How does Zoloft make you feel at first?

Your doctor may start you on a low dose and gradually increase the dose over time. It's common to experience headaches, nausea, and fatigue during your first week on Zoloft. These side effects often get better over the first week or two.

How long do you feel weird on Zoloft?

Taking Zoloft may make you feel uncomfortable or weird at first as your body starts to process the medication. After a week or two these side effects will go away for most people as their bodies get used to the medication.

Why does sertraline make you feel worse at first?

SSRIs release two chemicals in the brain that kick in at different times, causing a period of negative effects on mental health, the authors report. The first chemical is serotonin, which is released very soon after an SSRI is taken but might not lessen depressive symptoms until after a couple of weeks.

31 related questions found

Does Zoloft worsen before better?

Even though sertraline is a preferred medication to treat depression, it might actually make you feel worse before you feel better. After you start taking sertraline — or after your dose is changed — thoughts of suicide are possible. This mostly happens in people ages 24 or younger.

Can sertraline work immediately?

Sertraline, like many medicines, does not work straight away. For example, it may take several days or even weeks for some symptoms to improve. To begin with, some people find that sertraline may help them feel more alert and less slowed down.

Does Zoloft make you more anxious at first?

More than 100 million people worldwide take selective serotonin reuptake inhibitors (SSRIs), such as Prozac and Zoloft, to treat depression, anxiety and related conditions, but these drugs have a common and mysterious side effect: they can worsen anxiety in the first few weeks of use, which leads many patients to stop ...

What is the best time to take Zoloft morning or night?

When is the best time to take sertraline (Zoloft)? Typically, your doctor will recommend that you take your prescribed dose of sertraline once a day, either in the morning or evening. If sertraline makes you drowsy, your doctor may suggest that you take it at bedtime.

How will I know if Zoloft is working?

Sleep, energy, or appetite may show some improvement within the first 1-2 weeks. Improvement in these physical symptoms can be an important early signal that the medication is working. Depressed mood and lack of interest in activities may need up to 6-8 weeks to fully improve.

How long does it take sertraline to work for anxiety?

It may take four weeks or longer for you to get the full effect. For anxiety, antidepressants like sertraline can take slightly longer to work. For some people, anxiety briefly increases at the start of treatment, but the anxiety does decrease with continued treatment.

What is the most common side effect of sertraline?

Commonly reported side effects of sertraline include: diarrhea, dizziness, drowsiness, dyspepsia, fatigue, insomnia, loose stools, nausea, tremor, headache, paresthesia, anorexia, decreased libido, delayed ejaculation, diaphoresis, ejaculation failure, and xerostomia.

What helps Zoloft side effects?

Consider these strategies:

  1. Take your antidepressant with food, unless otherwise directed.
  2. Eat smaller, more-frequent meals.
  3. Suck on sugarless hard candy.
  4. Drink plenty of fluids, such as cool water. ...
  5. Talk to your doctor about a dosage change or a slow-release form of the medication.

Is 25mg of Zoloft enough for depression?

A dosage of 25 mg or 50 mg per day is the initial therapeutic dosage. For adults and pediatric patients, subsequent dosages may be increased in case of an inadequate response in 25 to 50 mg per day increments once a week, depending on tolerability, up to a maximum of 200 mg per day.

Will I gain weight on Zoloft?

Experts say that for up to 25% of people, most antidepressant medications -- including the popular SSRI (selective serotonin reuptake inhibitor) drugs like Lexapro, Paxil, Prozac, and Zoloft -- can cause a weight gain of 10 pounds or more.

How long should you take Zoloft for anxiety?

Some patients report feeling better after their first few weeks on Zoloft, but on average it takes 6-8 weeks on the medication to experience significant improvement.

Why do antidepressants make you feel worse before better?

When you start an antidepressant medicine, you may feel worse before you feel better. This is because the side effects often happen before your symptoms improve. Remember: Over time, many of the side effects of the medicine go down and the benefits increase.

Does Zoloft make you shaky?

Many people using this medication do not have serious side effects. Tell your doctor right away if any of these unlikely but serious side effects occur: easy bruising/bleeding, decreased interest in sex, decrease in sexual ability (ejaculation delay), muscle cramps/weakness, shaking (tremor), unusual weight loss.

Should I start Zoloft slowly?

If you are being treated for an anxiety disorder, your doctor may prescribe a low dose for you to begin with, and then gradually increase it. This is because slowly increasing the dose helps to reduce the risk of side-effects.

Does sertraline help you relax?

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

Can you feel side effects of Zoloft immediately?

It can take several weeks before you notice the effects of Zoloft (sertraline), and up to 12 weeks to feel the full effects. Side effects can appear sooner, but changes in your mood may take longer. Talk to your healthcare provider if you don't see improvements after a few months.

What should you avoid when taking sertraline?

Generally, individuals taking sertraline will need to avoid nonsteroidal anti-inflammatory drugs (NSAIDs) like naproxen, aspirin, ibuprofen; blood thinners; and other medications that increase serotonin levels. Too much serotonin can cause serotonin syndrome.

Does Zoloft change your personality?

Medication can definitely change people's personalities, and change them quite substantially. Paxil is rarely prescribed now, because of concerns about side effects and withdrawal, says Tang, but other SSRIs (such as Prozac and Zoloft) are likely to have the same effect on personality.

Can sertraline worsen anxiety?

Jitteriness/anxiety syndrome occurs with antidepressants in general [3], and there have also been reports of sertraline causing jitteriness/anxiety syndrome [4], though this is generally considered very rare [2].

How long does it take for antidepressants to kick in?

In general, it takes approximately 4 to 6 weeks for antidepressants to work. If you are still experiencing symptoms after this amount of time, talk to your doctor. You may need to increase the dose of your current antidepressant drug or switch to another one altogether.