What kind of cough suppressant and phlegm remover for wind-cold cough?

Coughing with wind-cold can be treated with Chinese herbal medicines, such as San’ao Tang (三拗汤)合止嗽散 (三拗汤合止嗽散), and proprietary Chinese medicines such as Feng Cold and Cold Granules (风寒感冒颗粒), Xiao Qing Long Granules (小青龙颗粒), etc. San’ao Tang Combined to Stop Cough San has the efficacy of dispersing wind and dispersing cold, promoting the lungs to stop coughing, the composition of the drug has ephedra, almonds, licorice, ginger, platycodonopsis, thorns, aster, and so on, and it is suitable for the patients with wind-cold cough. The contraindications and adverse reactions of this formula are not clear. Wind-cold Cold Granules is composed of Ephedra, Pueraria Mirifica, Perilla frutescens, Fenghuang, Gui Zhi, Angelica dahurica, Chen Pi, etc. It has the efficacy of dispersing wind and dispersing cold, relieving the surface of the body and generating sweating, and can be used for cough caused by wind-cold cold. The adverse reactions and contraindications of this product are not clear. Xiao Qing Long Granules is composed of ephedra, cinnamon sticks, white peony, dry ginger, fine pungent, baked licorice and other drugs, with the efficacy of relieving cough and calming asthma (stopping cough, calming wheezing), relieving the surface and resolving the efficacy of drinks, can be used for the treatment of wind-cold and watery drinks, wheezing, coughing and phlegm dilution, no sweating, cold (fear of cold) and fever, etc.. The adverse effects and contraindications of this drug are not clear. Wind-cold cough should be under the guidance of a doctor to identify the evidence of the use of drugs, not self-medication.