1. Current Drugs.- ?-Adrenoceptor Agonists.- Anticholinergic Bronchodilators.- Theophylline in the Treatment of Respiratory Disease.- Corticosteroids.- Mediator Antagonists and Anti-Allergic Drugs.- 2. Future Drugs.- New Bronchodilator Drugs.- Selective Phosphodiesterase Inhibitors in the Treatment of Respiratory Disease.- Cytokine Modulators.- Inhibitors of Leucocyte-Endothelial Adhesion as Potential Treatments for Respiratory Disease.- New Antiallergic Drugs.- Pharmacogenetics, Pharmacogenomics and Gene Therapy.- Evaluation of New Drugs for Asthma and COPD: Endpoints, Biomarkers and Clinical Trial Designs.- Novel Anti-inflammatory Therapies.