Overview To Evaluate the Efficacy and Safety of Levocetirizine Versus Loratadine for Treatment of Seasonal Allergic Rhinitis Status: Completed Trial end date: 2003-10-01 Target enrollment: Participant gender: Summary To Evaluate the Efficacy and Safety of Levocetirizine Versus Loratadine for Treatment of Seasonal Allergic Rhinitis Phase: Phase 3 Details Lead Sponsor: UCB PharmaTreatments: CetirizineLevocetirizineLoratadine