FPGEE Foreign Pharmacy

Category - Pharmaceutical

Of the following medications, which is a sedating antihistamine?
  1. Cetirizine
  2. Diphenhydramine
  3. Loratadine
  4. Pseudoephedrine
Explanation
Answer: B - Diphenhydramine is a first generation H1 antagonist and is a sedating antihistamine. Cetirizine and loratadine are second generation H1 antagonists and non-sedating. Pseudoephedrine is an alpha-adrenergic stimulant decongestant.
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