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Siltussin DM

Generic name: dextromethorphan and guaifenesin [DEX-troe-me-THOR-fan-and-gwye-FEN-e-sin]
Names of brands: Adult Cough DM, Children’s Giltuss Cough, and Chest Congestion Children’s Delsym Cough + Chest Congestion DM Children’s Robitussin Cough and Chest Children’s Robitussin Cough and Chest Congestion DM,… Display the 99 brands
The class of drug: upper respiratory combinations

What is Siltussin DM?

Dextromethorphan is an effective cough suppressant. Guaifenesin is an expectorant.Siltussin DM can be described as an all-in-one medicine that is used to treat chest congestion that is caused by commonly occurring colds or allergies.Dextromethorphan cannot treat coughs due to smoke.

There are numerous varieties and brands of this medication, and not all of them are included in this leaflet.Siltussin DM can also be used to treat conditions that are not covered in this guide.

Side effects of Siltussin DM

Contact a medical professional immediately. Get medical attention immediately if you notice symptoms or warning signs of an allergic response, such as difficulty breathing, hives, or swelling of your lips, face, and throat.

Siltussin DM could cause serious adverse side effects. Stop taking Siltussin DM and consult your physician immediately if you suffer from:

  • Mood swings;
  • Severe headache that is severe severe headache
  • Extreme disorientation as well as anxiety that makes you feel like you're going to pass out.

Common adverse effects of Siltussin DM can include:

  • Dizziness, drowsiness;
  • Sleep problems (insomnia);
  • Diarrhea;
  • Feeling anxious, restless, or irritable;.

This isn't a complete list of all the side effects. Others could happen. Consult your physician to seek medical advice on adverse effects. You can report any adverse reactions to the FDA at 1-800-FDA-1088.


Do not take this medication when you've taken an MAO inhibitor within the last 14 days, for example, isocarboxazid, linezolid blue injection, or phenelzine rasagiline, selegiline, or tranylcypromine.

Prior to use this drug

Do not take Siltussin DM if you have used an MAO inhibitor within the past 14 days. A potentially dangerous interaction with a drug could happen. MAO inhibitors include isocarboxazid linezolid, Methylene blue injection rasagiline, phenelzine, and tranylcypromine.

Consult your doctor or pharmacist for a recommendation on whether this medication is suitable for use if you are:

  • A cough that has mucus
  • Asthma, emphysema, and chronic bronchitis.

Talk to your doctor prior to taking this medication if you are breastfeeding or pregnant.

The medicine could contain phenylalanine. Be sure to check the medication label to determine if you suffer from the condition known as phenylketonuria (PKU).

How to take Siltussin DM?

Take exactly as indicated on the label or as directed by your physician. The cold or cough medicines are meant for short-term use only until symptoms improve.

Follow the instructions on the medication label regarding the administration of cold or cough medicine to children. Don't use the medication solely to induce sleepiness in a child. Death can occur due to the use of cold or cough medicine in children who are very young.

Make sure to measure the liquid medicine with care. Use the dosing needle provided or a dosage-measuring device (not the kitchen spoon).You might need to shake the liquid prior to measuring a dose. Follow the directions on the labels.Take this extended-release tablet in its entirety, but do not crush, chew, or break it.

The granules are sprayed directly on your tongue, and then you swallow them.Drink plenty of fluids to ease congestion and smooth your throat while taking this medicine.Consult your doctor if symptoms don't improve after seven days or if you suffer from symptoms such as a high fever, rash, or headaches.

If you're planning to have any kind of procedure, inform the surgeon in advance when you've had this medication within the last couple of days.Place it in a cool, dry place far from heat and moisture.

What happens if I miss the dose?

Because Siltussin DM is only utilized when required, it is possible that you are not on a prescribed schedule. Do not miss any doses when it's time to get the next dose. Don't take two doses in one go.

What happens if I overdose?

For medical emergencies, seek emergency medical attention or contact the Poison Help Line toll-free at 1-800-222-1222.

What should be avoided?

Avoid driving or engaging in hazardous activities until you understand how Siltussin DM affects you. Your reaction could be affected.Consuming alcohol while taking this medication may cause unwanted side effects.

Consult a physician or pharmacist prior to using any other cold or cough medications that contain similar components.

Interaction with other drugs

Do not take this medication in conjunction with other drugs that may make you drowsy or slow your breathing (such as opioids as well as a muscle relaxer or medication that treats anxiety and seizures).Consult a physician or pharmacist prior to using this medication if you're using other medicines that include prescription or over-the-counter medications, vitamins, and herbal products. Certain medicines may cause undesirable or even dangerous reactions when taken together. Some interactions may not be mentioned in this guide to medications.