Fig. 2From: Onset of action for loratadine tablets for the symptomatic control of seasonal allergic rhinitis in adults challenged with ragweed pollen in the Environmental Exposure Unit: a post hoc analysis of total symptom scoreChange in nasal and ocular symptoms in loratadine and placebo groups during challenge. A significant improvement in TSS (a), TOSS (b), and TNSS (c) was observed at 75 min and remained significant for the remainder of the challenge period. *P ≤ .05, **P ≤ .01, ***P ≤ .001Back to article page