Capmist DM
Dextromethorphan Hydrobromide, Guaifenesin and Pseudoephedrine Hydrochloride · Tablet · Oral
Active ingredient
Active ingredients (in each tablet) Dextromethorphan HBr 15mg Active ingredients (in each tablet) Guaifenesin 400mg Active ingredients (in each tablet) Pseudoephedrine HCl 60mg
Purpose
Purpose Cough Suppressant Purpose Expectorant Purpose Nasal Decongestant
Uses
Uses Temporarily relieves these symptoms due to the common cold, hay fever (allergic rhinitis) or other upper respiratory allergies: cough due to minor throat and bronchial irritation helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes and make coughs more productive nasal congestion reduces swelling of nasal passages
Warnings
Warnings Do not exceed recommended dosage. Do not use this product 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 a cough that lasts or is chronic such as occurs with smoking, asthma, chronic bronchitis, or emphysema a cough that occurs with too much phlegm (mucus) heart disease high blood pressure thyroid disease diabetes trouble urinating due to enlargement of the prostate gland Stop use and ask a doctor if: nervousness, dizziness, or sleeplessness occur cough or nasal congestion persists for more than 1 week, tends to recur, or is accompanied by fever, rash, or persistent headache. A persistent cough may be a sign of a serious condition. new symptoms occur 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.
Do not use
Do not use this product 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
Ask a doctor before use if you have a cough that lasts or is chronic such as occurs with smoking, asthma, chronic bronchitis, or emphysema a cough that occurs with too much phlegm (mucus) heart disease high blood pressure thyroid disease diabetes trouble urinating due to enlargement of the prostate gland
Stop use and ask a doctor
Stop use and ask a doctor if: nervousness, dizziness, or sleeplessness occur cough or nasal congestion persists for more than 1 week, tends to recur, or is accompanied by fever, rash, or persistent headache. A persistent cough may be a sign of a serious condition. new symptoms occur
Pregnancy or breast-feeding
If pregnant or breast feeding, ask a health professional before use.
Keep out of reach of children
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.
Directions
Directions Do not exceed recommended dosage. Adults and children 12 years of age and over: 1 tablet every 4 hours, not to exceed 4 tablets in 24 hours, or as directed by a doctor. Children 6 to under 12 years of age: 1/2 tablet every 4 hours, not to exceed 2 tablets in 24 hours, or as directed by a doctor. Children 2 to under 6 years of age: Consult a doctor.
Inactive ingredients
Inactive ingredients FD&C Blue #1, FD&C Yellow #5, Magnesium Stearate, Microcrystalline Cellulose, Sodium Starch Glycolate.
Label text from the FDA structured product label by Capital Pharmaceutical, LLC (revised Dec 3, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Dextromethorphan Hydrobromide in 1 product
- Guaifenesin in 1 product
- Pseudoephedrine Hydrochloride in 1 product
Capmist DM NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 29978-601 | Dextromethorphan Hydrobromide 15 mg/1; Guaifenesin 400 mg/1; Pseudoephedrine Hydrochloride 60 mg/1 Tablet | Capital Pharmaceutical, LLC | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Capmist DM used for?
Uses Temporarily relieves these symptoms due to the common cold, hay fever (allergic rhinitis) or other upper respiratory allergies: cough due to minor throat and bronchial irritation helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes and make coughs more productive nasal congestion reduces swelling of nasal passages
Who makes Capmist DM?
Capmist DM is listed by 1 labeler in the FDA NDC directory, including Capital Pharmaceutical, LLC.