{"effective_time":"20260515","id":"51e1a5f5-577b-7f1e-e063-6394a90a00cb","openfda":{},"package_label_principal_display_panel":["Guaifenesin ER 600mg Tablet"],"set_id":"51e1a5f5-577a-7f1e-e063-6394a90a00cb","spl_product_data_elements":["Guaifenesin Guaifenesin GUAIFENESIN GUAIFENESIN G;600"],"version":"1","warnings":["WARNINGS Do not use for children under 12 years of age"]}