Do not use: for persistent or chronic cough such as occurs with
asthma, smoking or emphysema, if cough is accompanied by excessive
mucus, unless directed by a licensed health care professional.
A persistent cough may be a sign of a serious condition.
Stop use and ask a doctor if: symptoms persist for more than 48 hours
or worsen, symptoms are accompanied by high fever (101°F), cough,
tends to recur or is accompanied by high fever, rash or persistent headache.
Keep this and all medications out of the reach of children. In case of
accidental overdose contact a medical professional or Poison Control