Question: what is the best cough syrup otc?
Answer: In 2019, 44% of pharmacists surveyed in Pharmacy Times®' 2019 OTC Guide® recommended Delsym (dextromethorphan) as a first-line cough suppressant. Another 30% suggested Mucinex DM (guaifenesin/dextromethorphan), and 20% advocated for Robitussin (guaifenesin).