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79 Cards in this Set
- Front
- Back
Omalizumab mechanism of action?
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Anti-IgE monoclonal antibody.
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Omalizumab uses?
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Severe asthma.
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Diphenhydramine mechanism of action?
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First generation H1 antagonist. Prevents G(q) activation.
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Diphenhydramine uses?
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Allergies, motion sickness, sleep aid, nausea/vomiting. Acute extrapyramidal symptoms of antipsychotics, Parkinson's disease.
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Diphenhydramine side effects?
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Sedation, antimuscarinic effects (increase AV node conduction, drowsiness, constipation, dilated pupils, bronchodilation), anti-alpha-adrenergic effects (hypotension).
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Meclizine mechanism of action?
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First generation H1 antagonist. Prevents G(q) activation.
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Meclizine uses?
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Motion sickness.
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Meclizine side effects?
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Sedation, antimuscarinic effects (increase AV node conduction, drowsiness, constipation, dilated pupils, bronchodilation), anti-alpha-adrenergic effects (hypotension).
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Promethazine mechanism of action?
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First generation H1 antagonist. Prevents G(q) activation.
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Promethazine uses?
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Allergies, motion sickness, sleep aid, nausea/vomiting.
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Promethazine side effects?
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Sedation, antimuscarinic effects (increase AV node conduction, drowsiness, constipation, dilated pupils, bronchodilation), anti-alpha-adrenergic effects (hypotension).
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Dimenhydrinate mechanism of action?
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First generation H1 antagonist. Prevents G(q) activation.
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Dimenhydrinate uses?
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Allergies, motion sickness, sleep aid, nausea/vomiting.
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Dimenhydrinate side effects?
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Sedation, antimuscarinic effects (increase AV node conduction, drowsiness, constipation, dilated pupils, bronchodilation), anti-alpha-adrenergic effects (hypotension).
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Chlorpheniramine mechanism of action?
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First generation H1 antagonist. Prevents G(q) activation.
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Chlorpheniramine uses?
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Allergies, motion sickness, sleep aid, nausea/vomiting.
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Chlorpheniramine side effects?
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Sedation, antimuscarinic effects (increase AV node conduction, drowsiness, constipation, dilated pupils, bronchodilation), anti-alpha-adrenergic effects (hypotension).
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Loratidine mechanism of action?
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Second generation H1 antagonist. Prevents G(q) activation.
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Loratidine uses?
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Allergies.
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Loratidine side effects?
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Far less sedating than first generation H1 antagonists because of decreased CNS penetration. Do not cross BBB and don't have anti-muscarinic effects.
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Fexofenadine mechanism of action?
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Second generation H1 antagonist. Prevents G(q) activation.
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Fexofenadine uses?
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Allergies.
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Fexofenadine side effects?
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Far less sedating than first generation H1 antagonists because of decreased CNS penetration. Do not cross BBB and don't have anti-muscarinic effects.
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Deslortadine mechanism of action?
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Second generation H1 antagonist. Prevents G(q) activation.
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Deslortadine uses?
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Allergies.
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Deslortadine side effects?
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Far less sedating than first generation H1 antagonists because of decreased CNS penetration. Do not cross BBB and don't have anti-muscarinic effects.
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Cetirizine mechanism of action?
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Second generation H1 antagonist. Prevents G(q) activation.
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Cetirizine uses?
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Allergies.
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Cetirizine side effects?
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Far less sedating than first generation H1 antagonists because of decreased CNS penetration. Do not cross BBB and don't have anti-muscarinic effects.
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Isoproterenol mechanism of action?
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Nonspecific beta adrenergic agonist.
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Isoproterenol uses?
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Relaxes bronchial smooth muscle (beta 2).
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Isoproterenol side effects?
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Tachycardia (beta 1).
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Albuterol mechanism of action?
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Beta 2 adrenergic agonist.
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Albuterol uses?
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Acute asthma.
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Salmeterol mechanism of action?
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Beta 2 adrenergic agonist.
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Salmeterol uses?
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Long-acting agent for asthma prophylaxis.
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Salmeterol side effects?
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Tremor, arrhythmia.
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Aminophylline mechanism of action?
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Inhibits phosphodiesterase thus increasing cAMP. Adenosine antagonist.
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Aminophylline uses?
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IV form used for termination of status asthmaticus (due to beta desensitization).
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Aminophylline side effects?
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Narrow therapeutic index (metabolized by liver). Cardiotoxic (tachycardia, arrhythmias) and neurotoxic.
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Theophylline mechanism of action?
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Inhibits phosphodiesterase thus increasing cAMP. Adenosine antagonist.
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Theophylline uses?
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Bronchodilator; used for asthma and COPD.
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Theophylline side effects?
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Narrow therapeutic index (metabolized by liver). Cardiotoxic (tachycardia, arrhythmias) and neurotoxic.
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Ipratropium mechanism of action?
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Competitive muscarinic antagonist.
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Ipratropium uses?
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Prevents bronchoconstriciton; used for asthma and COPD. DRUG OF CHOICE IF YOU ARE ON BETA BLOCKERS.**
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Cromolyn, nedocromil mechanism of action?
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Prevents release of mediators from mast cells (decrease histamine release).
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Cromolyn, nedocromil uses?
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Prophylaxis against asthma. Not effective for an acute asthmatic attack. Generally used for seasonal allergies, Hay fever because they are OTC.
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Cromolyn, nedocromil side effects?
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Toxicity is rare; throat irritation and cough (triggers asthma attack relieved in beta 2 agonist).
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Beclomethasone mechanism of action?
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Inhibit synthesis of all cytokines. Inactivates NF-kappa B, the transcription factor that induces production of TNF-alpha.
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Beclomethasone uses?
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First line for chronic asthma.
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Prednisone mechanism of action?
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Inhibit synthesis of all cytokines. Inactivates NF-kappa B, the transcription factor that induces production of TNF-alpha.
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Prednisone uses?
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First line for chronic asthma.
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Zileuton mechanism of action?
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5-lipoxygenase pathway inhibitor. Blocks conversion of arachidonic acid to leukotrienes.
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Zileuton uses?
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Asthma, COPD.
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Zileuton side effects?
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Monitor liver function.
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Zafirlukast, montelukast mechanism of action?
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Leukotriene antagonist.
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Zafirlukast, montelukast uses?
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Especially good for aspirin-induced asthma.
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Zafirlukast, montelukast side effects?
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Immunosuppression via decreased neutrophil chemotaxis (LTB4). Associated with Churg-Strauss syndrome.
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Guaifenesin mechanism of action?
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Expectorant.
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Guaifenesin uses?
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Removes excess suptum. Does not supress cough reflex.
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Guaifenesin side effects?
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0
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N-acetylcysteine mechanism of action?
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Mucolytic.
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N-acetylcysteine uses?
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Loosens mucous plugs in cystic fibrosis patients. Also used as an antidote for acetaminophen overdose.
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N-acetylcysteine side effects?
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0
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Bosentan mechanism of action?
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Competitively antagonizes endothelin-1 receptors, decreasing pulmonary vascular resistance.
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Bosentan uses?
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Pulmonary hypertension (drug of choice).
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Bosentan side effects?
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0
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Dextromethorphan mechanism of action?
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Antagonizes NMDA glutamate receptors; codeine analog.
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Dextromethorphan uses?
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Antitussive.
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Dextromethorphan side effects?
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Treat overdose with naloxone.
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Pseudoephedrine, phenylephrine mechanism of action?
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Alpha adrenergic antagonist.
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Pseudoephedrine, phenylephrine uses?
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Nonprescription nasal decongestants. Reduces hyperemia, edema, nasal congestion; opens obstructed Eustachian tubes.
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Pseudoephedrine, phenylephrine side effects?
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Hypertension. Can also cause CNS stimulation/anxiety.
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Metacholine mechanism of action?
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Muscarinic receptor agonist.
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Metacholine uses?
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Used in asthma challenge testing (diagnosis).
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Epoprostenol mechanism of action?
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Prostacyclin analog (PGI2).
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Epoprostenol uses?
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Pulmonary hypertension.
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Sildenafil mechanism of action?
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Inhibits phosphodiesterase type V; increases cGMP. Dilates pulmonary arteries.
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Sildenafil uses?
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Pulmonary hypertension.
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