Medically reviewed by Amelia MacIntyre, DO While the common cold and influenza (the flu) are viral respiratory infections ...
The doctor says she's been taking these vitamins for the past couple of years, and "I can tell you, it really works." ...
Diabetes. GI or GU obstruction. Glaucoma. Asthma. Lower respiratory disorders. Discontinue if symptoms worsen or persist after 2–7 days. Pregnancy. Nursing mothers. See Contraindications.