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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.

Thyroxine [CS] — Common Side Effects

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Side Effect Total Reports Drugs Deaths Hosp. Life-Threat.
Fatigue 10,494 1 95 1,357 359
Headache 6,425 1 36 1,183 309
Insomnia 4,663 1 31 504 155
Drug ineffective 4,556 1 73 813 131
Alopecia 4,491 1 22 399 129
Weight increased 4,130 1 46 399 79
Nausea 4,013 1 44 889 280
Palpitations 3,825 1 6 688 272
Dizziness 3,761 1 105 687 169
Asthenia 3,694 1 109 811 174
Dyspnoea 3,628 1 127 1,469 383
Malaise 3,390 1 26 798 304
Pain 3,220 1 48 1,148 335
Blood thyroid stimulating hormone increased 3,171 1 8 261 17
Arthralgia 3,165 1 58 504 173
Diarrhoea 3,023 1 65 630 174
Muscle spasms 3,003 1 10 311 29
Anxiety 2,970 1 81 642 362
Vertigo 2,732 1 6 309 14
Feeling abnormal 2,671 1 4 291 121
Depression 2,549 1 33 327 48
Myalgia 2,467 1 5 268 16
Hypothyroidism 2,107 1 115 656 184
Fall 1,984 1 112 1,313 254
Weight decreased 1,948 1 47 363 57
Constipation 1,936 1 23 862 92
Vomiting 1,886 1 79 736 338
Hypertension 1,885 1 83 748 97
Hyperhidrosis 1,856 1 7 274 134
Pruritus 1,781 1 33 306 137
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