Dextromethorphan Hydrobromide is an over-the-counter medicine. The sections below reproduce one FDA label for it, named under "Label". Products in other forms, strengths or from other makers have their own labels, which can differ.
- Type
- Over the counter (OTC)
- Brand names
- Adult Long Lasting Cough Relief, Childrens Giltuss Honey DM Cough, Father Johns Medicine, Giltuss Honey DM Cough
- Taken
- Oral
- Label
- RARITAN PHARMACEUTICALS, revised September 9, 2026 · full label on DailyMed
Purpose
Cough suppressant
What it is used for
temporarily relieves cough due to minor throat and bronchial irritation as may occur with a cold
Active ingredient
Dextromethorphan HBr, USP 30 mg
Do not use
if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric or emotional conditions, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product.
Ask a doctor before use if you have
▪ cough that occurs with too much phlegm (mucus) ▪ cough that lasts or is chronic such as occurs with smoking, asthma, or emphysema
Stop use and ask a doctor if
cough lasts more than 7 days, comes back, or is accompanied by fever, rash, or persistent headache. These could be signs of a serious condition.
Warnings
Do not use if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric or emotional conditions, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product. Ask a doctor before use if you have ▪ cough that occurs with too much phlegm (mucus) ▪ cough that lasts or is chronic such as occurs with smoking, asthma, or emphysema Stop use and ask a doctor if cough lasts more than 7 days, comes back, or is accompanied by fever, rash, or persistent headache. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away at 1-800-222-1222.
Pregnancy or breastfeeding
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children
. In case of overdose, get medical help or contact a Poison Control Center right away at 1-800-222-1222.
Dosage:
we do not reproduce dosing instructions. The right dose depends on the person and the condition and is set by the prescriber or pharmacist. Dosage section of the full label.
Dextromethorphan in the news
We have not covered this medicine yet. Latest news
Recalls
No recalls matched to this medicine in FDA enforcement reports from the last 3 years (or older ones still open). Search all recalls
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Source: FDA structured product labeling, retrieved through openFDA. Label text is shown as published by the FDA, without editing; long sections are shortened, marked […]. openFDA data are not validated for clinical use — always check the current label and ask a doctor or pharmacist about your own treatment. Set ID 875b40bd-7955-4048-abbf-7f43d9ea3ac5.