| Term 
 
        | DIPHENHYDRAMINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (1st gen) allergies, motion sickness, sleep aid
 sedation, antimuscarinic, anti-alpha adrenergic
 |  | 
        |  | 
        
        | Term 
 
        | DIMENHYDRINATE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (1st gen) allergies, motion sickness, sleep aid
 sedation, antimuscarinic, anti-alpha adrenergic
 |  | 
        |  | 
        
        | Term 
 
        | CHLORPHENIRAMINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (1st gen) allergies, motion sickness, sleep aid
 sedation, antimuscarinic, anti-alpha adrenergic
 |  | 
        |  | 
        
        | Term 
 
        | LORATADINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (2nd gen) Allergies
 less sedation due to less CNS entry
 |  | 
        |  | 
        
        | Term 
 
        | FEXOFENADINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (2nd gen) Allergies
 less sedation due to less CNS entry
 |  | 
        |  | 
        
        | Term 
 
        | DESLORATADINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor of H1 histamine receptors (2nd gen) Allergies
 less sedation due to less CNS entry
 |  | 
        |  | 
        
        | Term 
 
        | CETIRIZINE class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | Reversible inhibitor or H1 histamine receptors (2nd gen) Allergies
 less sedation due to less CNS entry
 |  | 
        |  | 
        
        | Term 
 
        | ISOPROTERENOL class/mechanism of action
 use
 adverse effects
 |  | Definition 
 
        | non-specific beta agonist relaxes bronchial smooth muscle asthma
 tachycardia
 |  | 
        |  | 
        
        | Term 
 
        | ALBUTEROL class/mechanism of action
 use
 |  | Definition 
 
        | B2 selective agonist relaxes bronchial smooth muscle
 use during acute asthma attack
 |  | 
        |  | 
        
        | Term 
 
        | SALMETEROL class/mechanism of action
 use
 adverse effects
 |  | Definition 
 
        | long acting B2 selective agonist asthma attack prevention
 tremor and arrythmias
 |  | 
        |  | 
        
        | Term 
 
        | THEOPHYLLINE class/mechanism of action
 use
 adverse effects
 |  | Definition 
 
        | Methylxanthine/inhibits phosphodiesterase less cAMP hydrolysis leads to bronchodilation
 also blocks adenosine preventing bronchoconstriction
 asthma
 cardiotoxic, neurotoxic
 metabolized by p450
 |  | 
        |  | 
        
        | Term 
 
        | IPATROPIUM class/mechanism of action
 use
 |  | Definition 
 
        | competitive muscarinic receptor inhibitor prevents bronchoconstriction asthma and COPD
 |  | 
        |  | 
        
        | Term 
 
        | CROMOLYN mechanism of action
 use
 |  | Definition 
 
        | prevents mast cell degranulation used to prevent asthma attacks, no effect during one
 |  | 
        |  | 
        
        | Term 
 
        | BECLOMETHASONE mechanism of action/drug class
 use
 |  | Definition 
 
        | corticosteroid/binds steroid receptors and inhhibits synthesis of virtually all cytokines (particularly TNF-a) by inactivating NF-kB 1st line therapy for chronic asthma
 |  | 
        |  | 
        
        | Term 
 
        | PREDNISONE class/mechanism of action
 use
 |  | Definition 
 
        | corticosteroid/binds steroid receptors and inhhibits synthesis of virtually all cytokines (particularly TNF-a) by inactivating NF-kB 1st line therapy for chronic asthma
 |  | 
        |  | 
        
        | Term 
 
        | ZILEUTON class/mechanism of action
 use
 |  | Definition 
 
        | antileukotriene/5-lipoxygenase pathway inhibitor blocking conversion of arachidonic acid to leukotrienes Asthma
 |  | 
        |  | 
        
        | Term 
 
        | ZAFIRLUKAST class/mechanism of action
 use
 |  | Definition 
 
        | antiluekotrienes/block leukotriene receptors especially good for aspirin induced asthma
 |  | 
        |  | 
        
        | Term 
 
        | MONTELUKAST class/mechanism of action
 use
 |  | Definition 
 
        | antiluekotrienes/block leukotriene receptors especially good for aspirin induced asthma
 |  | 
        |  | 
        
        | Term 
 
        | GUAIFENESIN class/mechanism of action
 |  | Definition 
 
        | Expectorant/removes excess sputum. does not suppress cough reflex |  | 
        |  | 
        
        | Term 
 
        | N-ACETYLCYSTEINE class/mechanism of action
 use
 |  | Definition 
 
        | Mucolytic expectorant/loosens up mucous plugs CF, antidote for acetaminophen poisoning
 |  | 
        |  | 
        
        | Term 
 
        | BOSENTAN mechanism of action
 use
 |  | Definition 
 
        | endothelin-1 receptor antagonist decreasing pulomnary vascular resistance pulmonary hypertension
 |  | 
        |  | 
        
        | Term 
 
        | DEXTROMETHORPHAN class/mechanism of action
 use
 toxicity
 |  | Definition 
 
        | antitussive/antagonizes NMDA receptors. codeine analog. cough medicine
 opioid effects when used in excess, mild abuse potential
 |  | 
        |  | 
        
        | Term 
 
        | PSEUDOEPHEDRINE mechanism of action
 use
 toxicity
 |  | Definition 
 
        | alpha agonist nasal decongestant, opens Eustachian tubes, stimulant
 HTN, anxiety/CNS stimulation
 |  | 
        |  | 
        
        | Term 
 
        | PHENYLEPHRINE mechanism of action
 use
 toxicity
 |  | Definition 
 
        | alpha agonist nasal decongestant, opens Eustachian tubes
 HTN
 |  | 
        |  | 
        
        | Term 
 
        | METHACHOLINE class/mechanism of action
 use
 |  | Definition 
 
        | Muscarinic receptor agonist asthma challenge testing
 |  | 
        |  |