Ingredients
In Each Extended-Release Tablet: Active Ingredients: Guaifenesin (600 mg), Expectorant. Inactive Ingredients: Carbomer, Colloidal Silicon Dioxide, FD&C Blue 1 Aluminum Lake, Hypromellose, Lactose Monohydrate, Magnesium Stearate, Microcrystalline Cellulose, Povidone, Talc.