Fig. 1From: Ginger extract versus Loratadine in the treatment of allergic rhinitis: a randomized controlled trialHPLC chromatogram of ginger extract (1 mg/ml). (1) 6-gingerol, (2) 6-shogaol. Mobile phase; water: acetonitrile with gradient elution as follow 0 min, 60:40; 25 min, 50:50; 30 min, 5:95; 35 min, 0:100; 35.10 min, 60:40; Flow rate 1.0 min/ml; UV detector at 227 nmBack to article page