Nolvadex

Common known side effects

Along with its needed effects, a medicine may cause some unwanted effects. Some side effects will have signs or symptoms that you can see or feel. Your doctor will watch for others by doing certain tests.

Also, because of the way this medicine acts on the body, there is a chance that it might cause other unwanted effects that may not occur until months or years after the medicine is used. Tamoxifen increases the chance of cancer of the uterus (womb) in some women taking it. Tamoxifen may cause blockages to form in a vein, lung, or brain. In women, tamoxifen may cause cancer or other problems of the uterus (womb). It also causes liver cancer in rats. In addition, tamoxifen has been reported to cause cataracts and other eye problems. Discuss these possible effects with your doctor.

Check with your doctor as soon as possible if any of the following side effects occur:

For both females and males

Less common or rare

For females only

Less common or rare

For females and males

Frequency not determined

This medicine may also cause the following side effect that your doctor will watch for:

For both females and males

Less common or rare

Some side effects 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. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

For both females and males

Less common

For females only

More common

Less common or rare

For males only

Less common

This medicine may infrequently cause hair thinning or partial loss of hair.

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.