Alka-Seltzer Plus Maximum Strength Severe Sinus, Allergy and Cough
Acetaminophen, Dextromethorphan hydrobromide, Doxylamine succinate, Phenylephrine hydrochloride · Capsule, Liquid Filled · Oral
Active ingredient
Active ingredients (in each capsule) Acetaminophen 325 mg Dextromethorphan hydrobromide 10 mg Doxylamine succinate 6.25 mg Phenylephrine hydrochloride 5 mg
Purpose
Purposes Pain reliever/fever reducer Cough suppressant Antihistamine Nasal decongestan
Uses
Uses Uses · temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: · runny nose · sneezing · itching of the nose or throat · itchy, watery eyes · temporarily relieves these symptoms due to a cold: · nasal congestion · sinus congestion and pressure · headache · minor aches and pains · cough · temporarily reduces fever
Warnings
Warnings Liver warning: This product contains acetaminophen. Severe liver damage may occur if you take · more than 4,000 mg of acetaminophen in 24 hours · with other drugs containing acetaminophen · 3 or more alcoholic drinks every day while using this product Allergy alert: Acetaminophen may cause severe skin or severe allergic reactions. Symptoms may include: · skin reddening · blisters · rash · hives · facial swelling · asthma (wheezing) · shock If a skin or general allergic reaction occurs, stop use and seek medical help right away. Do not use to sedate children.
Do not use
Do not use ● with any other drug containing acetaminophen (prescription or nonprescription). If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist. ● 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. ● if you have ever had an allergic reaction to this product or any of its ingredients ● in children under 12 years of age
Ask a doctor before use
Ask a doctor before use if you have ● liver disease ● heart disease ● high blood pressure ● thyroid disease ● diabetes ● glaucoma ● cough with excessive phlegm (mucus) ● a breathing problem such as emphysema or chronic bronchitis ● difficulty in urination due to enlargement of the prostate gland ● persistent or chronic cough such as occurs with smoking, asthma, or emphysema
Ask a doctor or pharmacist
Ask a doctor or pharmacist before use if you are ● taking the blood thinning drug warfarin ● taking sedatives or tranquilizers
When using this product
When using this product ● do not exceed recommended dosage ● may cause marked drowsiness ● avoid alcoholic drinks ● alcohol, sedatives, and tranquilizers may increase drowsiness ● be careful when driving a motor vehicle or operating machinery ● excitability may occur, especially in children
Stop use and ask a doctor
Stop use and ask a doctor if · pain, cough, or nasal congestion gets worse or lasts more than 7 days · fever gets worse or lasts more than 3 days · redness or swelling is present · new symptoms occur · cough comes back or occurs with rash or headache that lasts. These could be signs of a serious condition. · nervousness, dizziness, or sleeplessness occurs
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. Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms.
Directions
Directions Directions · do not take more than the recommended dose · adults and children 12 years and over: take 2 capsules with water every 4 hours. Do not exceed 10 capsules in 24 hours or as directed by a doctor. · children under 12 years: do not use
Inactive ingredients
Inactive ingredients D&C yellow #10, FD&C blue #1, gelatin, glycerin, polyethylene glycol, povidone, propylene glycol, purified water, shellac, sodium hydroxide, sorbitol sorbitan solution, titanium dioxide
Questions?
Questions or Comments? Questions or comments? 1-800-986-0369 (Mon-Fri 9AM - 5PM EST)
Label text from the FDA structured product label by Bayer HealthCare LLC. (revised Dec 4, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Acetaminophen in 1 product
- Dextromethorphan Hydrobromide in 1 product
- Doxylamine Succinate in 1 product
- Phenylephrine Hydrochloride in 1 product
Alka-Seltzer Plus Maximum Strength Severe Sinus, Allergy and Cough NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 0280-1620 | Acetaminophen 325 mg/1; Dextromethorphan Hydrobromide 10 mg/1; Doxylamine Succinate 6.25 mg/1; Phenylephrine… Capsule, Liquid Filled | Bayer HealthCare LLC. | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Alka-Seltzer Plus Maximum Strength Severe Sinus, Allergy and Cough used for?
Uses Uses · temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: · runny nose · sneezing · itching of the nose or throat · itchy, watery eyes · temporarily relieves these symptoms due to a cold: · nasal congestion · sinus congestion and pressure · headache · minor aches and pains · cough · temporarily reduces fever
Who makes Alka-Seltzer Plus Maximum Strength Severe Sinus, Allergy and Cough?
Alka-Seltzer Plus Maximum Strength Severe Sinus, Allergy and Cough is listed by 1 labeler in the FDA NDC directory, including Bayer HealthCare LLC..