You shouldnât take codeine if you're allergic to it (or to any other ingredients in the drug) or have trouble breathing. If you experience any of the following after starting codeine, talk to your doctor, as you may be allergic to the drug: Itching; Rash; Hives. Before taking codeine, tell you doctor if you have: Kidney or liver problems; Seizures
Mucinex does help thin out mucus but doesn't do anything to reduce the swelling and inflammation in your sinuses. There are several medical options for reducing this inflammation: 1. Try switching from a neti pot to a NeilMed Sinus Rinse bottle.
December 9, 2012 at 10:18 am. My son woke up with green snot coming out of his nose and it was also dried all over his face. I took him to the dr she checked him over and mentioned giving him 1ml if childrenâs mucinex. I thought that since she recommended it that it should be fine. I purchased it, got home and actually looked at the directions and saw the recommended (not for children under 4) my son is 11 months.