health and wellness | February 20, 2026

Does Prozac interfere with tamoxifen?

Does Prozac interfere with tamoxifen?

Caution should be used when it is taken along with antidepressant medications, as some of them interfere with the way tamoxifen works at decreasing the risk of breast cancer recurrence. Antidepressants such as Paxil or Prozac should be avoided, while others, such as Celexa or Lexapro, may be a safer option.

What are the withdrawal symptoms of fluoxetine?

Stopping fluoxetine abruptly may result in one or more of the following withdrawal symptoms: irritability, nausea, dizziness, vomiting, nightmares, headache, and/or paresthesias (prickling, tingling sensation on the skin). Depression is also a part of bipolar illness.

How long does prozac withdrawal last?

How long do symptoms last? Typically, antidepressant discontinuation symptoms persist for up to 3 weeks. However, in some cases, symptoms may last for up to 6 weeks, and they can occasionally continue for up to 1 year .

Does tamoxifen have withdrawal symptoms?

The complaint of withdrawal after tamoxifen is quite common. The drug is mostly an estrogen blocker, but it also has some estrogenlike effects. Over time, your symptoms will improve. Estrogens will provide the most effective treatment for withdrawal symptoms, but this might also undo the benefits of the tamoxifen.

Do tamoxifen side effects get better over time?

Some side effects of tamoxifen may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Does fluoxetine increase estrogen?

Results: Fluoxetine significantly increased estradiol secretion in H295R cells after a 48h exposure at low, submicromolar concentrations, but showed no effects on testosterone levels or aromatase mRNA expression.

How long does it take to withdrawal from tamoxifen?

The median duration of tamoxifen withdrawal was 6.5 months (range 5–20 months). Five of six patients had clinical benefits with tamoxifen withdrawal: PR in one patient, long SD in four, and SD in one patient. Tumor markers (CEA and CA15-3) did not increase during withdrawal therapy and were effective in all patients.

Can I just stop taking tamoxifen after 5 years?

News and Features: Breast cancer patients can stop tamoxifen after 5 years.

What are the side effects of stopping tamoxifen?

Tamoxifen Side Effects Dissipate Tamoxifen is also known to cause potentially dangerous blood clots. However, by a median eight years after stopping treatment, women on tamoxifen were no more likely to have clots than those on a placebo. Similarly, tamoxifen increased the risk of uterine cancer during active treatment.