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.
Mucinex Missed Dose. If your doctor has instructed you to take Mucinex regularly, take a missed dose as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule.Do not double up on doses to make up for a missed dose.ucinex is the brand name of an expectorant drug called guaifenesin. It helps reduce chest congestions caused by colds, infections, or allergies. Mucinex works by thinning the mucus in the air passages. While Mucinex can help control symptoms, it doesn't treat the cause of congestion.