Homeopathic. Natural relief for sinus congestion due to cold. Formerly Hyland's No. 47, Hyland's Sinus is a traditional homeopathic formula for the relief of symptoms of runny nose with clear to yellow or milky discharge and nasal and sinus congestion due to cold. Working without contraindications or side effects, Hyland's Sinus stimulates your body's natural healing response to relieve symptoms. Hyland's Sinus is safe for adults and children and can be used in conjunction with other medications. Made in USA.