What drug class is guaifenesin?

guaifenesin is classified as a Decreased Respiratory Secretion Viscosity.

Is there a generic version of guaifenesin?

Yes, generic versions of guaifenesin are available. See the Exact Equivalents section above for FDA-rated generic alternatives.

How does guaifenesin work?

guaifenesin mechanism of action information is available in the Drug Information section of this page.

Guaifenesin

Also sold as: Refenesen, Zodryl DEC, Ambifed-G CD, Ambifed CD, Cough Out (+8 more)

Decreased Respiratory Secretion ViscosityPrescription OnlyGeneric Available

Related Medications

Important: Only drugs listed as "Exact Equivalents" (FDA AB-rated) are confirmed interchangeable. All other listings are for informational reference only and do NOT indicate that drugs can be substituted without a physician's explicit guidance.

Same Pharmacologic Class

These drugs share a pharmacologic classification but are NOT interchangeable. Listing here does not imply clinical equivalence. A physician must evaluate each drug individually for the patient's specific condition.

Classification: Decreased Respiratory Secretion Viscosity (source: RxClass/NLM)

Insurance Coverage User-Reported

Community Data Disclaimer: Insurance coverage information below was submitted by RxSaurus users and has not been verified by RxSaurus. Coverage varies by plan, year, geography, and individual circumstances. Drug formulary status, prior authorization requirements, and tier placements change frequently. Always verify coverage directly with the patient's insurance plan or pharmacy benefits manager before prescribing or dispensing.

No community coverage data yet for guaifenesin.

Coverage data submission coming soon.

Drug Information

Indications & Uses

Uses 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.

Dosage & Administration

Directions Do not give more than 6 doses in any 24 hours period  shake well before use  measure only with dosing cup provided  keep dosing cup with product  mL = milliliter Age Dose Children 6 to under 12 years of age 5 mL every 4 hours Children 4 to under 6 years of age 2.5 mL every 4 hours Children under 4 years of age Do not use

Warnings & Precautions

Warnings Do not use in child who is taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional condition, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your child’s prescription drug contains an MAOI, ask a doctor or pharmacist before giving this product.

Verify with Primary Sources

Always verify clinical information with authoritative sources.

DailyMed (NLM/NIH)FDA-approved drug labeling↗FDA Orange BookTherapeutic equivalence data↗RxNorm (NLM/NIH)Drug nomenclature & relationships↗