DRUG STUDY
Patient’s Initial: ___________________________________________ Age: _________________ Sex: _____________ Room #: __________________
Physician: _________________________________________________ Chief Complaint: ____________________________ Diagnosis: __________________
Date Generic Brand Name Classification Indication Mechanism of Dosage & Time Given Adverse Nursing Considerations
Name Action Frequency Reactions
Cetirizine Zyrtec Antihistamine, A second-generation 2.7 mL/ once a 9pm Drowsiness 1. Monitor for side
May 26, 2025 Selective ● Allergic antihistamine that day at bedtime (mild) effects like
H1-receptor rhinitis selectively inhibits Dry mouth drowsiness, dry
antagonist (seasonal/pe peripheral H1 Fatigue mouth, or GI
rennial) receptors, thereby Headache upset.
blocking histamine Abdominal pain 2. Educate the
● Urticaria release during patient/parents:
(hives) allergic reactions. It ● Do not exceed
causes less the prescribed
● Sneezing, drowsiness than dose.
runny nose, first-generation
itchy/watery antihistamines. ● May cause mild
eyes drowsiness —
avoid hazardous
● Itching activities at first.
associated
with allergic ● Store syrup
skin properly; shake
reactions well before use.