From the manufactures website:
Major Cough DM temporarily relieves:
- Cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants
- The impulse to cough to help you get sleep
Warning: Ask a doctor before use if you have:
- Persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema
- Cough accompanied by too much phlegm
Stop use and ask a doctor if cough lasts more than 7 days, comes back, or occurs with fever, rash or persistent headache. These could be signs of a serious condition. If breastfeeding, or pregnant, as a health professional before use. Keep out of reach of children. In case of over dose, get medical help or contact a Poison Control Center right away (1-800-222-1222)
Do not use if you are taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains MAOI, ask a doctor or pharmacist before taking this product.
Contains: sodium metabisulfite, a sulfite that may cause allergic-type reactions.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.
Active Ingredients: In Each 5 ml:
- Dextromethorphan Polistirex Equivalent to 30 mg Dextromethorphan Hydrobromide.
Inactive Ingredients: D&C red #30 aluminum lake, D&C Yellow #10 aluminum lake, flavor, glycerin, high fructose corn syrup, methylparaben, polysorbate 80, polyvinyl, acetate, povidone, propylparaben, purified water, sodium metabisulfite, sodium polystyrene sulfonate, sucrose, tartaric acid, tragacanth gum, triacetin, xanthan gum
Recommended use: Adults and children 12 years of age and older: take 1 tablet every 4 hours with a full glass of water while symptoms persist. Do not exceed 6 doses in 24 hours.Children under 12 years of age: do not use.