If you’re using a decongestant nasal spray, you shouldn’t use it for more than three or four days, because it can make your symptoms worse. Along with OTC nasal decongestants, some ...

But there are specific kinds that are best: “Cough medicines that contain guaifenesin and dextromethorphan should be okay for a short time,” says Meleen Chuang, MD, the chief of obstetrics and ...