| Term 
 
        | Chlorpheniramine, Promethazine, Meclizine, Diphenhydramine |  | Definition 
 
        | The first generation H1 antagonists |  | 
        |  | 
        
        | Term 
 
        | Cetirizine, Fexofenadine, |  | Definition 
 
        | The second generation H1 antagonists |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | This antihistamine is common in OTC cold meds |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Histamine antag used as an antiemetic |  | 
        |  | 
        
        | Term 
 
        | Chlorpheniramine, Diphenhydramine |  | Definition 
 
        | Pregnancy category B and can reduce lactation |  | 
        |  | 
        
        | Term 
 
        | Chlorpheniramine, Diphenydramine |  | Definition 
 
        | Avoid in pts w/ narrow angle glaucoma |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Antihistamine that can cause photosensitivity |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Used to tx vertigo and less sedating than other anti-histamimes |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | Used as a sleep aid, and to tx motion sickness and parkinsons |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | The most sedating of the 2nd gen antihistamines |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | Cetirizine or Fexofenadine |  | Definition 
 
        | Used to tx allergic rhinits and dermatologic pain and itch |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  |