Ginger. Ginger has been used for thousands of years to help with a variety of health ailments, including coughs. It is commonly found in over-the-counter throat lozenges and cough syrups. Compounds found in ginger can help to soothe a sore throat and suppress coughing. Anti-inflammatory properties in ginger can also help support a healthy respiratory system. To relieve a dry cough try sucking on a lozenge with ginger or sipping ginger tea.