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. 2017 Aug 25;8(11):361–370. doi: 10.1177/2042098617725267

Table 3.

AC-related ADEs and ATS scores by medication.

Number of exposed patients Percent of exposed patients Number of all ADEsb ADE incidence rate
(per patient)
Number of tachycardiab Tachycardia incidence rate
(per 100 patients)
Promethazine 103,960 36.15 7148 0.07 319 0.31
Chlorpheniramine 42,277 14.70 2268 0.05 42 0.10
Alprazolama 36,969 12.85 5292 0.14 399 1.08
Diazepama 29,615 10.3 2112 0.07 124 0.42
Ranitidine 17,962 6.25 2977 0.17 162 0.90
Brompheniramine 17,238 5.99 1030 0.06 24 0.14
Amitriptyline 10,357 3.60 2706 0.26 204 1.97
Atropine 10,334 3.59 1140 0.11 43 0.42
Dicyclomine 9499 3.30 1252 0.13 48 0.51
Hyoscyamine 8566 2.98 1044 0.12 41 0.48
Diphenhydramine 5956 2.07 481 0.08 16 0.27
Orphenadrine 4316 1.50 308 0.07 15 0.36
Risperidonea 2854 0.99 626 0.22 42 1.46
Carbinoxamine 1803 0.63 89 0.05 2 0.10
Fentanyl 1646 0.57 828 0.50 54 3.29
Imipramine 1280 0.45 290 0.23 15 1.16
Loperamide 1078 0.37 190 0.18 11 1.05
Clorazepatea 735 0.26 112 0.15 10 1.30
Benztropine 322 0.11 159 0.49 12 3.88
Chlorpromazinea 272 0.09 60 0.22 5 1.97
Haloperidola 203 0.07 82 0.40 8 3.81
Trihexyphenidyl 118 0.04 52 0.44 3 2.52
Perphenazinea 76 0.03 27 0.36 3 3.91
Thioridazinea 24 0.01 7 0.30 1 2.48
Trifluoperazinea 19 0.01 14 0.76 1 3.13
a

Agitation, irritability, and hallucinations were not included as eligible ADEs if a patient had any fills for antipsychotics or benzodiazepines.

b

Adjusted using baseline ADEs in the unexposed cohort.

ADE, adverse drug event; ATS, anticholinergic toxicity score.