H E B MAX SEVERE CONGESTION and COUGH Maxium Strength DEXTROMETHORPHAN HYDROBROMIDE, GUAIFENESIN, PHENYLEPHRINE HYDROCHLORIDE 20 mg/20mL; 400 mg/20mL; 10 mg/20mL Liquid, 177 mL
🆔 Identity & classification
Where does this data come from?
🏷️ RxNorm drug class
This medicine belongs to the Uncompetitive N-methyl-D-aspartate Receptor Antagonist class.
Where does this data come from?
🏭 Manufacturer & labeler
Where does this data come from?
🩺 Clinical
H E B MAX Severe Congestion and Cough is an over-the-counter oral liquid containing three active ingredients. Dextromethorphan hydrobromide is a cough suppressant typically used to reduce cough reflex. Guaifenesin is an expectorant commonly used to help thin mucus secretions. Phenylephrine hydrochloride is a nasal decongestant typically used to relieve sinus and nasal congestion. This product is marketed under FDA's over-the-counter monograph rules for combination cold and cough medicines.
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Supplement & herbal interactions
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🧪 Inactive Ingredients / Excipients
Inactive ingredients, also called excipients, are components of the drug product other than the active ingredient. They may include fillers, dyes, coatings, preservatives, flavors, or other formulation ingredients.
💡 Tap an ingredient (hover on desktop) to see what it is and why it’s used.
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UNII XF417D3PSL
Anhydrous citric acid is a sour, crystalline powder derived from citric acid with water removed. In medicines, it acts as a buffer to control pH, adds tartness to improve taste, and helps tablets disintegrate.
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UNII 7FLD91C86K
Edetate disodium is a chemical compound that binds and removes certain metal ions. In medicines, it acts as a preservative and stabilizer by preventing metals like calcium from interfering with the product's shelf life and consistency.
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UNII H3R47K3TBD
FD&C Blue No. 1 is a synthetic blue dye approved for use in foods and medicines. It serves as a colorant to give the medication its distinctive appearance and help with product identification.
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UNII WZB9127XOA
A synthetic red dye used to color medications and make them easier to identify. It serves as a colorant in tablets, capsules, and liquid formulations.
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UNII PDC6A3C0OX
Glycerin is a clear, thick liquid derived from plant oils or fats. It acts as a humectant to retain moisture, a sweetener, and a solvent in medications.
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UNII 8D4SNN7V92
Propyl gallate is a synthetic antioxidant derived from gallic acid. It prevents oils and fats in the medicine from oxidizing and spoiling, helping the product stay stable and effective during storage.
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UNII 6DC9Q167V3
Propylene glycol is a clear liquid derived from petroleum or vegetable sources. It acts as a solvent, humectant, and preservative in medicines, helping dissolve active ingredients and maintain product stability.
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UNII OJ245FE5EU
Sodium benzoate is a salt derived from benzoic acid, a preservative. It's added to medicines to prevent growth of bacteria, fungi, and other microorganisms that could spoil the product.
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UNII 506T60A25R
Sorbitol is a natural sugar alcohol derived from glucose. It serves as a sweetener, humectant, and bulking agent in medications to improve taste and help maintain moisture in the product.
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UNII 96K6UQ3ZD4
Sucralose is a synthetic sweetener made from sugar. It's added to medicines to improve taste without adding calories, helping make bitter or unpleasant-tasting drugs easier to take.
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UNII 059QF0KO0R
Water is a liquid solvent that dissolves and mixes ingredients together in liquid medicines, syrups, and injections. It helps distribute the active drug evenly throughout the product.
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UNII TTV12P4NEE
Xanthan gum is a thickening and stabilizing ingredient made from fermented corn or other sugars. It's added to medicines to improve texture, prevent separation of liquids and solids, and help the product stay consistent.
12 inactive ingredients listed in the exact product block matched to this NDC.
Label-section wording can be broader than the structured product block and may mention additional formulation ingredients.
Where does this data come from?
ingredient classCode="IACT" elements from the exact product block matched by this NDC. Label-section narrative from DailyMed / the openFDA label index is shown separately when available.Inactive ingredient FAQ
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💲 Pricing
A drug doesn't have one price. Each row is a different public payment system, and none is what you'd pay at the counter — that depends on your insurance. The ⓘ on each row explains what it measures.
| Price system | Per mL | Per package |
|---|---|---|
| Retail pharmacies payNADAC · weekly | Not in the retail survey — common for institutional, discontinued, or low-volume packs. | |
| Medicaid paysCMS SDUD · 12 mo | No recent Medicaid claims on file for this NDC — rare and low-volume NDCs are suppressed in the public data. | |
| Medicare drug plans payPart D · quarterly | No Part D plan price is available for this NDC in our data. | |
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🔁 Therapeutic equivalents
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⏳ Availability & generic status
We did not find an FDA-approved generic match for this exact strength, form and route.
Where does this data come from?
📦 Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Status |
|---|---|---|---|
| 37808-0317-25 You're viewing this | 177 mL in 1 BOTTLE (37808-317-25) | 2012-09-14 | Active |
🧭 About this NDC listing & data coverage
What data is (and isn’t) available for this NDC — tap to expand
| NDC identity (package / product / labeler codes) | ✓ Available |
| Labeler | ✓ Available |
| Product & package description | ✓ Available |
| Marketing category & status | ✓ Available |
| Active ingredient / dosage form / route | ✓ Available |
| FDA label (SPL via DailyMed) | ✓ Available |
| Package photos | — Not published for this NDC No photo available yet for this listing. |
| Inactive ingredients (structured) | ✓ Available |
| NADAC pharmacy acquisition price (CMS) | — Not published for this NDC CMS publishes NADAC only for NDCs reported in its retail-pharmacy survey. |
| Orange Book / therapeutic-equivalence data | — Not published for this NDC Applies only to products approved under an NDA/ANDA; many listings are out of scope. |
| HCPCS J-code billing crosswalk | — Not published for this NDC Most self-administered / retail products have no J-code — that is normal. |
| Medicaid utilization (CMS SDUD) | — Not published for this NDC CMS reports utilization only for NDCs with Medicaid claims above its privacy threshold. |
Questions about this listing
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📄 FDA label — Drug Facts FDA SPL
🎯 Indications and Usage ▾
Uses • helps loosen phlegm (mucus) and thin bronchial secretions to drain bronchial tubes • temporarily relieves these symploms occurring with a cold: • cough due to minor throat and bronchial irritation • nasal congestion
⏱️ Dosage and Administration ▾
Directions • take only as recommended • use dosage cup • mL = milliliter • do not take more than 6 doses in any 24-hour period Age Dose Adults & 20 ml every 4 children 12 hours years and older Children Do not use under 12 years of age
⚠️ Warnings ▾
Warnings Do not use • if you are now taking a prescription monoamine oxiclase 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. • for children under 12 years of age
🧪 Active Ingredient ▾
Active ingredients (in each 20 mL) Dextromethorphan HBr 20 mg Guaifenesin 400 mg Phenylephrine HCL 10 mg
🧪 Inactive Ingredients ▾
Inactive ingredients anhydrous cilric acid, edetate disodium, FD&C Blue #1, FD&C Red #40. flavors. glycerin, propylene glycol, propyl gallate, purified water, sodium benzoate, sorbitol, sucralose, Xanthan gum
🎯 Purpose ▾
Purpose Dextromethorphan HBr ... Cough suppressant Guaifenesin ....................Expectorant Phenylephrine HCL ..........Nasal Decongestant