Do not take ammonium chloride if you are allergic to ammonium chloride or any of the other ingredients of the cough syrup Consult your doctor before taking ammonium chloride in cough syrup:
- If you have prolonged cough or asthma.
- If you are taking any other cough medication.
- If you are breast-feeding or pregnant.
Consult your doctor before taking ammonium chloride as injection:
- If you have kidney or liver problems.
- If you are having nausea as one of the symptoms.