Indications and uses
temporarily relieves cough due to minor throat and bronchial irritation as may occur with a cold helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes
temporarily relieves cough due to minor throat and bronchial irritation as may occur with a cold helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes
do not take more than 6 doses in any 24 hour period measure only with dosing cup provided keep dosing cup with product mL = milliliter this adult product is not intended for use in children under 12 years of age age dose adults and children 12 years and over 20 mL every 4 hours children under 12 years do not use
Dextromethorphan HBr, USP 20 mg
Guaifenesin, USP 400 mg
Cough suppressant
Expectorant
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.
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.
ask a health professional before use.
In case of overdose, get medical help or contact a Poison Control Center right away.
age | dose |
adults and children 12 years and over | 20 mL every 4 hours |
children under 12 years | do not use |
anhydrous citric acid, carboxymethylcellulose sodium, FD&C blue no. 1, FD&C red no. 40, glycerin, liquid glucose, menthol, natural and artificial flavors, polyethylene glycol, propylene glycol, purified water, sodium benzoate, sodium citrate, sucralose, triacetin, xanthan gum
call weekdays from 8 AM to 6 PM EST at 1-800-245-1040
Dextromethorphan HBr, USP 30 mg
Doxylamine succinate, USP 12.5 mg
Cough suppressant
Antihistamine
taking sedatives or tranquilizers
cough lasts more than 7 days, comes back, or is accompanied by a fever, rash, or persistent headache.
These could be signs of a serious condition.
ask a health professional before use.
In case of overdose, get medical help or contact a Poison Control Center right away.
age | dose |
adults and children 12 years and over | 20 mL every 6 hours |
children under 12 years | do not use |
anhydrous citric acid, carboxymethylcellulose sodium, FD&C blue no. 1, FD&C red no. 40, glycerin, liquid glucose, menthol, natural and artificial flavors, polyethylene glycol, propylene glycol, purified water, sodium benzoate, sodium citrate, sucralose, triacetin, xanthan gum
call weekdays from 9 AM to 5 PM EST at 1-800-245-1040
TAMPER-EVIDENT INNER UNITS:
Do Not Use if Tamper-Evident feature on either bottle cap is broken or missing. See individual inner cartons and bottle labels for specific Tamper-Evident features.
Do not take both products within 6 hours of each other.
STRONG SOOTHING ACTION and fast, powerful cough relief
PARENTS: Learn about teen medicine abuse
ADULT
Robitussin
MAXIMUM STRENGTH
Cough+Chest Congestion DM
DEXTROMETHORPHAN HBr (Cough Suppressant)
GUAIFENESIN (Expectorant)
FAST, EFFECTIVEcough relief
DMMAX
For Ages 12 & Over
4 FL OZ (118 mL)

DAY&NIGHT VALUE PACK
ADULT
Robitussin
MAXIMUM STRENGTH
COUGH+CHEST CONGESTION DM
DEXTROMETHORPHAN HBr (Cough Suppressant)
GUAIFENESIN (Expectorant)
FAST, EFFECTIVEcough relief
DMMAX
For Ages 12 & Over
4 FL OZ (118 mL)
MAXIMUM STRENGTH
Nighttime Cough DM
DEXTROMETHORPHAN HBr (Cough Suppressant)
DOXYLAMINE SUCCINATE (Antihistamine)
FAST, EFFECTIVEcough relief
DMNIGHTTIME MAX
For Ages 12 & Over
4 FL OZ (118 mL)

| RxCUI | RxNorm string | TTY | SPL version |
|---|---|---|---|
| 2056073 | {1 (dextromethorphan hydrobromide 1 MG/ML / guaifenesin 20 MG/ML Oral Solution) / 1 (dextromethorphan hydrobromide 1.5 MG/ML / doxylamine succinate 0.625 MG/ML Oral Solution) } Pack | GPCK | 1 |
| 2056073 | 1 daytime (dextromethorphan HBr 20 MG / guaiFENesin 400 MG in 20 mL Oral Solution) / 1 nighttime (dextromethorphan HBr 30 MG / doxylamine succinate 12.5 MG in 20 mL Oral Solution) Pack | PSN | 1 |
| 1020138 | dextromethorphan HBr 20 MG / guaiFENesin 400 MG in 20 mL Oral Solution | PSN | 1 |
| 1115329 | dextromethorphan HBr 30 MG / doxylamine succinate 12.5 MG in 20 mL Oral Solution | PSN | 1 |
| 1020138 | dextromethorphan hydrobromide 1 MG/ML / guaifenesin 20 MG/ML Oral Solution | SCD | 1 |
| 1115329 | dextromethorphan hydrobromide 1.5 MG/ML / doxylamine succinate 0.625 MG/ML Oral Solution | SCD | 1 |
| 2056073 | 1 daytime (dextromethorphan HBr 20 MG / guaifenesin 400 MG per 20 ML Oral Solution) / 1 nighttime (dextromethorphan HBr 30 MG / doxylamine succinate 12.5 MG per 20 ML Oral Solution) Pack | SY | 1 |
| 1020138 | dextromethorphan HBr 20 MG / guaifenesin 400 MG per 20 ML Oral Solution | SY | 1 |
| 1020138 | dextromethorphan HBr 5 MG / guaifenesin 100 MG per 5 ML Oral Solution | SY | 1 |
| 1115329 | dextromethorphan hydrobromide 30 MG / doxylamine succinate 12.5 MG per 20 ML Oral Solution | SY | 1 |
| 1115329 | dextromethorphan hydrobromide 7.5 MG / doxylamine succinate 3.125 MG per 5 ML Oral Solution | SY | 1 |
| Class | Version | Type | Effective |
|---|---|---|---|
| DEXTROMETHORPHAN Pharmacologic Class Indexing | 2 | Indexing - Pharmacologic Class | 20180813 |
| DOXYLAMINE Pharmacologic Class Indexing | 2 | Indexing - Pharmacologic Class | 20180813 |
| GUAIFENESIN Pharmacologic Class Indexing | 1 | Indexing - Pharmacologic Class | 20211129 |
| Product concept | Relation | Version | Effective |
|---|---|---|---|
| 59361619-24d9-b610-eca6-5a7f25ed5e03 | Product name | 5 | 20240909 |
| f4368033-af8c-41bf-a84b-ff77392b8522 | Product name | 1 | 20161229 |
| 4fe95224-f543-4dbb-9445-8cca122b48c8 | Product name | 1 | 20150609 |
| e8718272-64cb-4436-969b-176c3067c8f4 | Product name | 1 | 20150609 |
| 106ff02a-57e1-4c4c-a307-fd582ff4e311 | Product name | 1 | 20150212 |
| Package NDC | Product | Description | Form | Quantity | Strength | SPL version |
|---|---|---|---|---|---|---|
| 0031-2103-01 | RobitussinDay and Night Maximum Strength Cough DM | 1 in 1 CARTON | KIT | 1 | 1 | |
| 0031-8718-13 | RobitussinDay and Night Maximum Strength Cough DM | 1 in 1 CARTON | SOLUTION | 12.5 mg in 20mL | 1 | |
| 0031-8718-13 | RobitussinDay and Night Maximum Strength Cough DM | 118 mL in 1 BOTTLE | SOLUTION | 118 mL | 30 mg in 20mL | 1 |
| 0031-8739-12 | RobitussinDay and Night Maximum Strength Cough DM | 118 mL in 1 BOTTLE | SOLUTION | 118 mL | 20 mg in 20mL | 1 |
| 0031-8739-12 | RobitussinDay and Night Maximum Strength Cough DM | 1 in 1 CARTON | SOLUTION | 400 mg in 20mL | 1 |
| Package NDC | Billing unit | Product NDC | DailyMed indexing SPL | SPL version | Effective |
|---|---|---|---|---|---|
| 0031-8739-12 | ML - Milliliter | 0031-8739 | c74cd6a5-e068-49f9-9e21-9def37d91daf | 1 | 2017-07-07 |
| 0031-8739-18 | ML - Milliliter | 0031-8739 | bb0238dd-eb2f-4f38-b964-9e4d0d50dbdd | 1 | 2017-05-03 |
| 0031-8739-42 | ML - Milliliter | 0031-8739 | 9a7d2b18-ffa6-4c40-ae58-5a11176deb2c | 1 | 2019-08-06 |
| 0031-8718-13 | ML - Milliliter | 0031-8718 | 17cf427c-d526-4213-b309-8d0e9c33ec19 | 1 | 2019-02-13 |
| 0031-8718-18 | ML - Milliliter | 0031-8718 | bebdbba5-3b06-4073-8d1c-fa1ffe74fd46 | 1 | 2019-06-19 |
Every source-derived product name is available through these pages.
| Product NDC | Package NDC |
|---|---|
| 0031-2103 | 0031-2103-01 |
| 0031-8739 | 0031-8739-12 |
| 0031-8718 | 0031-8718-13 |
Every source-derived ingredient row is available through these pages.
OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.
Adverse event summaries are temporarily unavailable. Other product information remains available.