What is Altarussin Dm: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published May 19, 2022

Altarussin Dm overview

BRAND NAMES:

  • Adult DM Maximum, Allfen-DM, Cheracol D, Cheracol Plus, Chest Congestion Relief DM, Children's Cough & Chest Congestion DM, Children's Daytime/Nighttime DM, Children's Mucinex Cough, Children's Mucus Relief Cough, Congesta DM, Coricidin HBP, Cough & Chest Congestion, Cough Control DM, Cough Control DM Max, Delsym Cough + Chest Congestion DM

Generic Names:

  • Dextromethorphan-Guaifenesin

Uses:

  • Treats a dry, irritated cough caused by the flu or the common cold.

Therapeutic Classes:

  • Antitussive/Expectorant Combination

Forms:

  • Liquid, Liquid Filled Capsule, 12 Hour Tablet, Long Acting Capsule, 12 Hour Capsule, Lozenge, Long Acting Tablet, Capsule, Tablet

How it’s taken:

  • By mouth

What is Altarussin Dm used for?

Guaifenesin DM contains a combination medication that contains guaifenesin and dextromethorphan. It is used to relieve coughs caused by the common cold, bronchitis, and other breathing illnesses. Guaifenesin DM works by breaking down mucus in the airways, clearing congestion, and making breathing easier.

What form(s) does Altarussin Dm come in

  • Liquid

  • Liquid Filled Capsule

  • 12 Hour Tablet

  • Long Acting Capsule

  • 12 Hour Capsule

  • Lozenge

  • Long Acting Tablet

  • Capsule

  • Tablet

What are common Altarussin Dm doses?

  • Bottle 120ML of 100-10MG/5ML

How to take Altarussin Dm

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup. You might need to shake the medicine before you use it.

  • Swallow the capsule or tablet whole, unless the directions say otherwise. Do not break, crush, or chew it, unless the directions say you can break or open it.

  • Place the lozenge in your mouth and let it melt slowly. Do not swallow the lozenge whole.

  • This medicine is supposed to help loosen phlegm and thin mucus in the lungs. Drink extra fluids, and keep the air around you moist with a humidifier or steam vaporizer.

What to do if you miss a dose of Altarussin Dm

  • Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Altarussin Dm contraindications

  • You should not use this medicine if you have ever had an allergic reaction to any cough or cold medicine. Do not give any over-the-counter (OTC) cough and cold medicine to a baby or child under 4 years old. Using these medicines in very young children might cause serious or possibly life-threatening side effects.

Altarussin Dm warnings

  • Some liquid cough medicines contain alcohol.

  • Call your doctor if your cough does not improve or lasts longer than 7 days.

  • Call your doctor if your cough gets worse, if you cough up yellow mucus, or if you have a fever, rash, sore throat, vomiting, or continuing headache with the cough.

  • If you are pregnant or breastfeeding, talk to your doctor before taking this medicine.

  • Talk to your doctor if you have asthma, emphysema, chronic bronchitis, or a liver disease before you take this medicine.

Altarussin Dm interactions

  • Do not drink alcohol while you are using this medicine.

  • Make sure your doctor knows if you are also using sleeping pills, sedatives, other cold and allergy medicines, muscle relaxants, tranquilizers, or pain pills before you use this medicine.

  • You should not use with monoamine oxidase (MAO) inhibitors such as Nardil®, Parnate®, Eldepryl®, or Marplan® without your doctor's approval.

  • Call your doctor if your cough does not improve or lasts longer than 7 days.

  • Call your doctor if your cough gets worse, if you cough up yellow mucus, or if you have a fever, rash, sore throat, vomiting, or continuing headache with the cough.

Altarussin Dm side effects

Serious Side Effects

  • Rash or itching

  • Trouble breathing

  • Trouble urinating

  • Changes in the amount of urine

  • Severe drowsiness

Less Serious Side Effects

  • Upset stomach

  • Constipation

  • Nervousness, restlessness

  • Drowsiness, dizziness

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