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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

Estrogen Receptor Antagonist [EPC] — Common Side Effects

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Side Effect Total Reports Drugs Deaths Hosp. Life-Threat.
Malignant neoplasm progression 3,349 2 488 424 83
Nausea 2,964 2 239 742 102
Fatigue 2,921 2 196 561 77
Death 2,176 2 2,175 209 30
Diarrhoea 1,703 2 104 455 77
Metastases to bone 1,576 2 97 216 51
Disease progression 1,498 2 117 112 25
Neutropenia 1,492 2 141 315 99
Vomiting 1,476 2 182 507 70
Metastases to liver 1,292 2 179 161 45
Drug ineffective 1,227 2 101 174 47
Pain 1,186 2 98 312 29
Breast cancer metastatic 1,170 2 252 204 41
Asthenia 1,066 2 154 330 47
Arthralgia 1,062 2 39 169 14
Decreased appetite 1,018 2 85 277 30
Dyspnoea 984 2 141 428 47
Neoplasm progression 929 2 155 123 12
Rash 798 2 38 180 37
Constipation 798 2 39 161 17
Anaemia 757 2 146 301 61
Cough 750 2 66 209 22
Headache 748 2 51 186 27
Off label use 727 2 102 193 29
Malaise 708 2 44 232 46
Dizziness 698 2 60 213 25
Breast cancer 684 1 95 93 25
White blood cell count decreased 675 2 42 138 37
Alopecia 667 2 22 92 14
Back pain 660 2 44 150 24
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