Methacholine Challenge Drug Avoidance List

Department of Respiratory Care Methacholine Challenge Drug Avoidance List These are general guidelines only. Each case may need individual attention. Beta 2 Adrenergic Aerosols or MDIs 24 Hours Metaproterenol Alupent 24 Hours Terbutaline Brethine 24 Hours Isoproterenol Isuprel 24 Hours Pirbuterol Maxair, Axair Auto-haler 24 Hours Albuterol Proventil, Ventolin, Pro-air 24 Hours Bitolterol Tornalate 24 Hours Levalbuterol HCL Xopenex 24 hours Salmeterol, Salmeterol/Formoterol Serevent, Foradil 48 hours Fluticasone Propionate & Salmetert Advair Diskus 7 days Arformoterol Brovana 48 hours Anticholinergic Agents 24 hours Impratropium Atrovent, Atrovent Nasal Spray 24 hours Impratropium & Albuterol Combivent 24 hours Atropine for Inhalation Atropine for inhalation 24 hours Dicyclomine Bonnatal, Levsin 24 hours Clindinium Librax 24 hours Glycopyrrolate Robinul 24 hours Tiotropium Spiriva, Tiova, Duova 24 hours Mast Cell Stabilizer 48 hours Cromolyn Sodium INTAI, Nasal Crom 48 hours Nedocromil Tilde 48 hours Oral Beta 2 Adrenergic Agents 24 hours Metaproterenol Alupent tablets & syrup 24 hours Terbutaline Brethine tablets 24 hours Albuterol Proventil / Ventolin Syrup 24 hours Theophylline 48 hours Lufyllin Marax 48 hours Slo-bid Theo – 24 48 hours Theo-Dur Uni Dur 48 hours Uniphyl H2 Receptor Antagonist 48 hours Nizatidine Axid, Axid AR 48 hours Famotidine Pepcid, Pepcid AC 48 hours Cimetidine Tagamet, Tagamet HB 48 hours Ranitidine Zantac, Zantac 75, Trilec 48 hours Prevacid Antihistamines 72-96 hours Fexofenadine Allegra, Allegra D 72-96 hours Hydroxyzine Atarax Vistaril 72-96 hours Diphenhydramine Benadryl 72-96 hours Chlorpheniramine Triaminic, Rynatan, Ornade, Chlor-Trimeton, 72-96 Extendryl, Chloro tab hours Loratadine Claritin, Claritin D, Clarinex 72-96 hours Brompheniramine Dimetapp, Bromfed 72-96 hours Astemizole Hismanal 72-96 hours Cyproheptadine Periactin 72-96 hours Promethazine Phenergan 72-96 hours Clemastine Tavist I, Tavist D 72-96 hours Dexbrompheniramine Drixoral 72-96 hours Pheniramine Poly-Histine D 72-96 hours Carbinoxamine Rondec 72-96 hours Acrivastine Semprex D 72-96 hours Azatadine Trinalin 72-96 hours Azelastine Astelin 72-96 hours Cetirizine Zyrtec 72-96 hours *** There are numerous products for coughs and colds, sold over the counter, that contain antihistamines. Please consult a physician or pharmacist for details. Corticosteroids 7 days Oral Corticosteroids Triamcinolone Aristocort 7 days Betamethasone Celestone 7 days Hydrocortisone Cofef 7 days Prednisone Deltasone 7 days Dexamethasone Decadron 7 days Methylprednisolone Prelone, Pediapred 7 days Inhaled Corticosteroids Triamcinolone Azmacort, Nasacort AQ 7 days Budesonide Pulmicort, Rhinocourt 7 days Beclomethasone Vanceril, Beclovent, QVAR, Beconase 7 days AQ, Vancenuse AQ Flunisolide AeroBid, AeroBid M, Nasalide, Nasanel 7 days Fluticasone Flovent, Flonase 7 days Fluticasone Propionate & Salmeterol Advair, Seritide 7 days Budesonide / Formoterol Symbicort 7 days asal Corticosteroids 7 days Mometasone Nasonex, Asmanex 7 days Leukotriene Inhibitors 48 hours Zafirlukast Accolate 48 hours Zileuton Zyflo 48 hours Montelukast Singulair 48 hours Miscellaneous items to avoid the date of the test Coffee Tea Colas Chocolate Smoking .

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