Vertigo occurs when there is conflict between the signals sent to the brain by various balance- and position-sensing systems of the body. Your brain uses input from four sensory systems to maintain your sense of balance and orientation to your surroundings.
SIDE EFFECTS. Serious adverse reactions with ARIMIDEX occurring in less than 1 in 10,000 patients, are: 1) skin reactions such as lesions, ulcers, or blisters; 2) allergic reactions with swelling of the face, lips, tongue, and/or throat.
Tamoxifen blocks estrogen's effects, but not in the same way as Arimidex and its sister drugs Femara and Aromasin. Tamoxifen blocks estrogen from getting into cancer cells, slowing tumor growth. Arimidex Cuts Breast Cancer Relapses. The landmark study involved postmenopausal women with early-stage breast cancer.