Arimidex (Anastrozole)

Arimidex is another estrogen hormone blocker like Tamoxifen which has been approved by FDA for treatment of  advanced breast cancer in patients who no longer respond to Tamoxifen.  It comes in 1 mg tablets and is normally taken once a day. 

Arimidex is not indicated in patients who are ER Negative or those who failed to respond to Tamoxifen in past.

Side effects:

Some of more important side effects are:

• Flu like syndrome

• Fever

• Neck pain

• Fatigue

• Weight loss

• Abnormal Liver function tests

• Lowering of Blood counts

• Anxiety and nervousness