Table 2.
Medication or class of medication | Examples | Rationale for avoiding |
---|---|---|
First generation antihistamines | Diphenhydramine, Chlorpheniramine | Central anticholinergic effects |
Phenothiazine-type antiemetics | Prochlorperazine, Promethazine | Central anticholinergic effects |
Antispasmodics/anticholinergics | Atropine, Scopolamine | Central anticholinergic effects |
Antipsychotics(first and second generation) | Haloperidol | Risk of cognitive impairment, delirium, neuroleptic malignant syndrome, tardive dyskinesia |
Benzodiazepines | Midazolam, Diazepam, Temazepam | Risk of cognitive impairment, delirium |
Benzodiazepine receptor agonist hypnotics “ Z drugs” | Zolpidem, Eszopiclone | Delirium, falls |
Corticosteroids | Hydrocortisone, Methylprednisolone | Risk of cognitive impairment, delirium, psychosis |
H2-receptor antagonists | Ranitidine | Risk of cognitive impairment, delirium |
Metoclopramide | Extrapyramidal effects | |
Pethidine/Meperidine | Neurotoxic effect |
H2, histamine 2 receptor.