- Acetylcysteine 85 studies
- Adrenomedullin 2 studies
- Albuterol 115 studies
- Ambroxol 3 studies
- Aminophylline 3 studies
- Atrial natriuretic factor prohormone (95-126) 2 studies
- Atropine 27 studies
- Azelastine 14 studies
- Beclomethasone 36 studies
- Beractant 2 studies
- Berodual 2 studies
- Betamethasone 41 studies
- Betamethasone acetate phosphate 2 studies
- Budesonide 154 studies
- Butorphanol 4 studies
- Calfactant 7 studies
- Cilostazol 31 studies
- Clenbuterol 2 studies
- Codeine 20 studies
- Cromolyn Sodium 2 studies
- Dextromethorphan 32 studies
- Epinephrine 167 studies
- Erdosteine 1 study
- Fenoterol 2 studies
- Flunisolide 2 studies
- Fluticasone 201 studies
- Formoterol 143 studies
- Guaifenesin 331 studies
- Hydrocodone 16 studies
- Ipratropium 33 studies
- Isoproterenol 6 studies
- Leukotriene Antagonists 127 studies
- MEN 11420 1 study
- Methacholine Chloride 29 studies
- Methadone 124 studies
- Montelukast 120 studies
- N-acetyl-1-aspartylglutamic acid 1 study
- Naphazoline 331 studies
- Nedocromil 2 studies
- Nitric Oxide 228 studies
- Noscapine 1 study
- Omalizumab 61 studies
- Oxatomide 1 study
- Oxymetazoline 331 studies
- Phenylephrine 331 studies
- Phenylpropanolamine 331 studies
- Poractant alfa 3 studies
- Potassium Citrate 5 studies
- Pranlukast 2 studies
- Procaterol 3 studies
- Pseudoephedrine 93 studies
- Pulmonary Surfactant-Associated Protein D 1 study
- Reproterol 1 study
- Salmeterol 126 studies
- Symbicort 76 studies
- Terbutaline 16 studies
- Tetrahydrozoline 118 studies
- Theophylline 15 studies
- Tiotropium 99 studies
- Xylometazoline 4 studies
Clinical Trials Authorship and Review
Clinical Trials content is provided directly by the U.S. National Institutes of Health via ClinicalTrials.gov and is not reviewed separately by ClinicalTrialsFeeds.org. Every page of specific clinical trials information contains a unique identifier which can be used to find further details directly from the National Institutes of Health.
