How soon after starting letrozole do side effects start?

How soon after starting letrozole do side effects start?

Allergic reactions to letrozole are rare and symptoms include rash, itching, or swelling of the face, tongue, throat, or neck, severe dizziness, or trouble breathing and are most likely to happen within a few hours of starting letrozole.

What are the most common side effects of letrozole?

Side Effects

  • Hot flashes, hair loss, joint/bone/muscle pain, tiredness, unusual sweating, nausea, diarrhea, dizziness, and trouble sleeping may occur.
  • Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects.

Can I take letrozole 2.5 mg?

The recommended dose of Letrozole Tablets is 2.5 mg once daily. No dose adjustment is required for elderly patients.

Do side effects of letrozole get worse over time?

Most people are given letrozole for 5 years, but some will take it for up to 10 years. Common side effects can be like menopause symptoms and include hot flushes, difficulty sleeping, tiredness and low mood. Side effects usually improve after a few months as your body gets used to the medicine.

Is it better to take letrozole at night?

You can take letrozole at whatever time of day you find easiest to remember, but try to take your doses at the same time of day each day. This will help you to remember to take letrozole regularly. Swallow the tablet with a drink of water. You can take letrozole either with or without food.

What foods interact with letrozole?

Foods like Cranberry and Evening Primrose should be eaten when undergoing Letrozole treatment for Paget Disease of the Breast. On the same lines, avoid foods like Caraway and Custard Apple while taking Letrozole treatment for Paget Disease of the Breast.

Can letrozole affect your eyes?

Cases of rare side effects such as papilloedema, macular oedema, and uveitis associated with anastrozole and letrozole have been reported. Studies demonstrating retinopathy, in the form of crystalline retinopathy, hemicentral retinal artery occlusion, and retinal haemorrhages, are also noted.

What should I avoid while taking letrozole?

Alcohol can raise your risk of experiencing side effects from Letrozole (Femara), such as hot flashes or joint pain. Beef: Some studies have shown that red and processed meats may increase estrogen in the body, so limiting these foods may support estrogen regulation and enhance the effectiveness of Letrozole (Femara).

Will I lose my hair with letrozole?

Some women who take the breast cancer hormone treatments tamoxifen, anastrozole, letrozole and exemestane may also experience hair thinning because of the oestrogen-lowering effect of these treatments. However, these treatments are unlikely to cause complete hair loss.

What are the most common letrozole side effects?


  • vomiting,
  • fatigue,
  • headache,
  • muscle aches,
  • diarrhea,
  • constipation,and
  • chest pain.
  • When to stop letrozole?

    You should take Letrozole at about the same time each day. You may take Letrozole with or without food. If you miss a dose, do not take a double dose the next day. You should not stop taking Letrozole without discussing with your physician.

    Does letrozole cause weight gain?

    Weight gain is one of the occasional side effects that can occur when taking letrozole but if you are finding it difficult to control then it may be worth getting in touch with your doctor to let them know.

    Can I stop taking letrozole?

    Your treatment team will tell you when to stop taking letrozole. You won’t need to stop taking it gradually. Some people worry about stopping their treatment, but there’s evidence that letrozole continues to reduce the risk of breast cancer coming back for many years after you stop taking it.