Ontario Registered Pharmacy Technician (RphT) Practice Exam

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Which of the following drugs is an antihistamine?

Cephadrine
Loratadine
Cimetidine
Nifedipine

The correct answer is: Loratadine

Loratadine is an antihistamine used to treat symptoms of allergies, such as sneezing, itching, and runny nose. Cephadrine and nifedipine are both antibiotics and cimetidine is a histamine-2 blocker used to treat ulcers and heartburn. It is important to carefully read and understand the purpose of each medication before taking it. Choosing an incorrect medication may result in adverse effects or lack of effectiveness in treating symptoms.