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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.

Antihistamine [EPC] — Common Side Effects

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Side Effect Total Reports Drugs Deaths Hosp. Life-Threat.
Toxicity to various agents 2,907 3 2,089 1,100 286
Completed suicide 2,511 3 2,504 820 38
Drug ineffective 1,999 3 27 390 65
Drug abuse 1,524 3 1,125 251 44
Somnolence 1,149 3 38 428 96
Intentional overdose 979 3 113 839 156
Off label use 754 3 40 323 54
Overdose 661 3 190 362 94
Death 638 3 630 91 22
Coma 541 3 63 392 217
Cardio-respiratory arrest 528 3 512 203 9
Drug hypersensitivity 514 3 4 52 16
Suicide attempt 511 3 8 333 208
Fatigue 482 3 6 168 16
Cardiac arrest 479 3 373 263 105
Hypotension 476 3 92 372 108
Pruritus 442 3 9 156 31
Anxiety 415 3 18 153 24
Drug interaction 410 3 75 199 53
Intentional self-injury 407 3 27 366 20
Confusional state 385 3 23 231 30
Condition aggravated 383 3 28 146 27
Vomiting 377 3 42 231 49
Insomnia 370 3 8 111 19
Dizziness 364 3 20 173 22
Fall 359 3 24 229 9
Agitation 352 3 31 239 54
Tachycardia 350 3 24 252 55
Nausea 341 3 12 159 26
Headache 320 3 5 118 28
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