1 What is KGS HC?

Brand: KGS HC

Generic: Hydrocodone and Potassium Guaiacolsulfonate

KGS HC is a cough suppressant drug used in the relief of cough and congestion of colds and other respiratory infections. This drug is available as a 5mg-350mg/5ml Syrup.


You should read the product information leaflet before using this medication. If you have any questions, ask your doctor or pharmacist.

This medication should be taken by mouth as instructed by your doctor. Use a measuring spoon.

Your dosage is based on your medical condition and the way you will respond to treatment. Take this drug regularly to experience the most benefits. You should also take this drug at the same time each day.

If you miss a dose, use it as soon as you remember. Continue to use it as prescribed by your doctor or as stated on the package label.


KGS HC may interact with medications such as:

  • Other anticholinergic drugs such as:
    • Belladonna alkaloids
    • or Benztropine
  • Cimetidine
  • Narcotic antagonists such as:
    • Naltrexone
    • or Naloxone
  • Narcotic agonists or antagonists such as:
    • Butorphanol
    • or Nalbuphine
  • Potassium tablets or capsules
  • Pramlintide
  • MAO inhibitors:
  • Certain antihistamines such as:
    • Diphenhydramine
  • Anti-seizure drugs such as:
    • Carbamazepine
  • Medicine for sleep or anxiety such as:
    • Alprazolam
    • Diazepam
    • or Zolpidem
  • Muscle relaxants
  • Narcotic pain relievers such as:
    • Codeine
    • or Morphine
  • Psychiatric medicines such as:

Side Effects:

There are no side effects known aside from a possible allergic reaction in people who have previous or unknown hypersensitivity to the drug.

Watch out for signs of allergic reactions such as:

  • Rash
  • Itching
  • Swelling


Before taking this medication, tell your doctor or pharmacist if you have the following: