Horehound (Marrubium vulgare) is classified as an expectorant, anti-inflammatory, digestive tonic, and antibacterial herb. It is commonly used to support respiratory health by helping to expel mucus, ease coughing, and soothe sore throats. Horehound is also known for its ability to relieve digestive issues such as indigestion and bloating. It has been traditionally used as a remedy for colds, coughs, and bronchial congestion. Horehound is often consumed in teas, lozenges, or tinctures.