Which of the following is an OTC medication indicated to treat motion sickness?

Meclizine (Bonine, Dramamine Less Drowsy)is anover-the-counter (OTC) antihistamineused to treatmotion sickness and vertigo. It works by blockinghistamine (H1) receptorsin thevestibular system, reducing nausea and dizziness associated with motion sickness.

B. Olanzapine→ Incorrect; olanzapine is anatypical antipsychoticused forschizophrenia and bipolar disorder, not motion sickness.

C. Promethazine→ Incorrect; promethazine is anantihistaminethat treatsnausea and motion sickness, but it isonly available by prescription (Rx).

D. Scopolamine→ Incorrect; scopolamine is aprescription (Rx) medicationintransdermal patch formused formotion sickness prevention.

Other Answer Choices Explained:References:

FDA Drug Monograph for Meclizine (OTC Drug Labeling)

PTCB PTCE Exam Content Outline (OTC Medications & Indications)

Lexicomp Drug Monographs for Meclizine, Promethazine, and Scopolamine