<http://schema.org/image>
<http://health.howstuffworks.com/diseases-conditions/allergies/allergy-treatments/whats-the-difference-between-sedating-and-nonsedating-antihistamines.htm>
<http://health.howstuffworks.com/diseases-conditions/allergies/allergy-treatments/whats-the-difference-between-sedating-and-nonsedating-antihistamines.htm>