Generic name: dextromethorphan [ DEX-troe-me-THOR-fan ]
Brand names: Babee Cof, Buckley's Mixture Cough Suppressant, Children's Cough DM, Children's Robitussin 12 Hour Cough Relief, Cough DM, ... show all 19 brands Cough Relief, Creomulsion, DayQuil Cough, Delsym, Delsym 12 Hour Cough Relief, Elixsure Cough, Father John's Medicine, Robafen Cough Liquidgels, Robitussin 12 Hour Cough Relief, Robitussin Long-Acting CoughGels, Robitussin Pediatric Cough Long-Acting, Scot-Tussin Diabetic, Silphen DM, Buckleys Mixture
Drug class: Antitussives
What is Delsym?
There are many brands and forms of dextromethorphan available. Not all brands are listed on this leaflet.
Delsym may also be used for purposes not listed in this medication guide.
Delsym side effects
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Delsym may cause serious side effects. Stop using Delsym and call your doctor at once if you have:
severe nervousness, confusion;
severe dizziness or drowsiness;
blurred vision; or
painful or difficult urination.
Common side effects of Delsym may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Before taking this medicine
Do not use Delsym if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
You should not use Delsym if you are allergic to it.
Ask a doctor or pharmacist if this medicine is safe to use if you have any medical conditions.
Delsym should not be given to a child younger than 12 years old.
Ask a doctor before using this medicine if you are pregnant or breast-feeding.
How should I take Delsym?
Use exactly as directed on the label, or as prescribed by your doctor. Cold or cough medicine is only for short-term use until your symptoms clear up.
Measure liquid medicine carefully. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon).
If you need surgery or medical tests, tell your surgeon or doctor ahead of time that you have taken Delsym in the past few days.
Store at room temperature away from moisture, heat, and light. Do not freeze.
What happens if I miss a dose?
Since cough or cold medicine is used when needed, you may not be on a dosing schedule. Skip any missed dose if it's almost time for your next dose. Do not use two doses at one time.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking Delsym?
Avoid driving or hazardous activity until you know how Delsym will affect you. Your reactions could be impaired.
Drinking alcohol can increase certain side effects of this medicine.
Ask a doctor or pharmacist before using over-the-counter medicines that may contain ingredients similar to Delsym.
What other drugs will affect Delsym?
Avoid using 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.
Mucinex products do not help to prevent or treat the COVID-19 virus itself, but might help relieve some of the symptoms of COVID, like chest congestion, cough, or headache. Select a product that targets only the symptoms you have. Continue reading
- Delsym 12 Hour Cough Relief. Can I give a small dose of this medicine to my child?
- Dextromethorphan - can you give TusQ Dx to a child and what is the dose?
More about Delsym (dextromethorphan)
- Check interactions
- Compare alternatives
- Pricing & coupons
- Reviews (238)
- Side effects
- Dosage information
- During pregnancy
- Drug class: antitussives
- En español
Related treatment guides
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Copyright 1996-2023 Cerner Multum, Inc. Version: 10.01.