If you are:
Only When Necessary: EVIDENCE FOR MALFORMATIONS; CAN REDUCE UTERINE BLOOD FLOW CAUSING FETAL HYPOXIA
Precaution: ORAL BIOAVAILABILITY LOW; INFANT EXPOSURE MAY BE MINIMAL
Precaution: LIMITED DATA SUGGEST INCREASED DROWSINESS, AND IRRITABILITY
An adult over 60:
management or monitoring precaution: Cardiovascular-Elderly are more sensitive to tachycardia and hypertensive effects. May exacerbate symptomatic coronary insufficiency. Genitourinary-May cause urinary retention. Neuro/Psych-May worsen cognitive impairment in some elderly with dementia. Insomnia risk.
management or monitoring precaution: Neuro/Psych-Anticholinergic effects may cause sedation, worsen cognitive impairment and increase fall risk. Maximum of 25mg/day. Cardiovascular-May cause orthostatic hypotension at higher doses. Gastrointestinal-May cause or worsen pre-existing constipation. Genitourinary-Best avoided in patients with urinary retention from any cause.
Giving Benadryl-D Allergy-Sinus tablet to a child under 12:
Contraindication: Do not use unless as directed by clinician consultation. Risk of adverse CNS effects include sedation or paradoxical excitation.
Contraindication: Possible risk of CNS excitation, convulsions in newborns.
Contraindication: Risk of CNS excitation. Do not use age <6 years without clinician consult.