Randomized, Double Blind, Parallel Group, Placebo Controlled, Multi-Center Study of the Efficacy and Safety of Cetirizine HCl Syrup vs. Loratadine Syrup vs. Placebo in Treatment of Children With Seasonal Allergic Rhinitis (SAR)

SARS

Study of an Investigational Nasal Aerosol or Placebo Nasal Aerosol in Children (Ages 6-11) With Seasonal Allergies Dynamic Profiles of Cytokine/Chemokine in Severe Acute Respiratory Syndrome Randomized, Double Blind, Parallel Group, Placebo Controlled, Multi-Center Study of the Efficacy and Safety of Cetirizine HCl Syrup vs. Loratadine Syrup vs. Placebo in Treatment of Children With Seasonal Allergic Rhinitis (SAR) Collection of Convalescent SARS Plasma by Apheresis Phase I Dose Escalation SARS-CoV Recombinant S Protein, With and Without Adjuvant, Vaccine Study