Guaifenesin 1200 mg Extended-Release Tablets deliver maximum-strength expectorant relief in a convenient 12-hour formulation. Each tablet contains 1200 mg of guaifenesin, the highest available single dose, designed to effectively loosen phlegm and thin bronchial secretions for sustained chest congestion relief. The extended-release technology provides continuous therapeutic benefit with just one tablet every 12 hours, simplifying dosing schedules and improving compliance. This 28-tablet package supplies a full four-week treatment course for consistent symptom management. Ideal for individuals experiencing chest congestion and persistent cough associated with colds, flu, or seasonal allergies. The expectorant mechanism works by reducing mucus viscosity, making it easier to expectorate and clear airways naturally. As an over-the-counter medication, it offers accessible relief without prescription requirements. Take one tablet every 12 hours with water for optimal results. A trusted choice for those seeking powerful, long-lasting congestion relief with minimal dosing frequency.