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Scot-Tussin Sugar Free DM

Generic name: chlorpheniramine and dextromethorphan

Brand names: Children's NyQuil Cold and Cough, Coricidin HBP Cough and Cold, Cough And Cold, Robitussin Pediatric Cough and Cold Long-Acting, Scot-Tussin Sugar Free DM, Dimetapp Long Acting Cough Plus Cold, Triaminic Cough and Runny Nose, Triaminic Cough and Runny Nose Softchews, Triaminic Night Time Cough and Runny Nose

Used for common cold
Last updated November 3, 2026 0 views
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What is Scot-Tussin Sugar Free DM?

Chlorpheniramine is an antihistamine. Dextromethorphan is a cough suppressant.

Scot-Tussin Sugar Free DM is a combination medicine used to treat sneezing, runny nose, and cough caused by the common cold.

Scot-Tussin Sugar Free DM may also be used for other reasons not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

How should I take Scot-Tussin Sugar Free DM?

Use exactly as directed on the label, or as prescribed by your doctor. Cough or cold medicine is only for short-term use until your symptoms clear up.

Always follow directions on the medicine label about giving cough or cold medicine to a child. Do not use the medicine only to make a child sleepy. Death can occur from the misuse of cough or cold medicines in very young children.

Measure liquid medicine carefully. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon).

You must chew the chewable tablet before you swallow it.

Call your doctor if your symptoms do not improve after 7 days, or if you have a fever, rash, or headaches.

If you need surgery or medical tests, tell your surgeon or doctor if you are currently using this medicine.

Store at room temperature away from moisture and heat. Do not freeze.

This section was rewritten for readability and reviewed for meaning.

Warnings

Do not use this medicine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.

Do not use cough or cold medicine to make a child sleepy.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

Do not use Scot-Tussin Sugar Free DM if you have taken an MAO inhibitor in the last 14 days. A serious drug interaction could happen. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.

You should not use this medicine if you are allergic to chlorpheniramine or dextromethorphan.

Ask a doctor or pharmacist if this medicine is safe for you if you have:

  • glaucoma;
  • an enlarged prostate;
  • urination problems; or
  • a cough with mucus, or a cough caused by smoking, asthma, emphysema, or chronic bronchitis.

Ask a doctor before using this medicine if you are pregnant or breastfeeding.

This medicine may contain phenylalanine. Check the medication label if you have phenylketonuria (PKU).

This section was rewritten for readability and reviewed for meaning.

Scot-Tussin Sugar Free DM side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using Scot-Tussin Sugar Free DM and call your doctor right away if you have severe drowsiness.

Side effects such as dry mouth, constipation, and confusion may be more likely in older adults.

Common side effects of Scot-Tussin Sugar Free DM may include:

  • dizziness, drowsiness;
  • dry mouth, nose, or throat;
  • constipation;
  • blurred vision; or
  • feeling restless or excited (especially in a child).

This is not a complete list of side effects, and others may happen. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

This section was rewritten for readability and reviewed for meaning.

What happens if I miss a dose?

Since cough or cold medicine is taken as needed, you might not have a set dosing schedule. If you miss a dose and it's nearly time for your next dose, just skip the missed dose. Do not take two doses at the same time.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

  • Avoid driving or doing anything dangerous until you understand how Scot-Tussin Sugar Free DM will affect you. Your reactions could be impaired.
  • Avoid drinking alcohol while taking this medicine.
  • Ask a doctor or pharmacist before using other cough or cold medicines that may contain similar ingredients.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect Scot-Tussin Sugar Free DM?

Do not use this medicine with other drugs that cause drowsiness or slow your breathing (such as opioid medicine, a muscle relaxer, or medicine for anxiety or seizures). Ask a doctor or pharmacist before using any other medication, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed in this medication guide.

This section was rewritten for readability and reviewed for meaning.

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.