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volmax

Volmax (Albuterol Sulfate) is a beta2-adrenergic agonist used to treat Asthma, Bronchial Spasm.

Albuterol Sulfate · by Muro

Available as a generic: Albuterol Sulfate

⚠ FDA reports a current shortage of the solution form (available) — see drug shortages →
Not yet rated· sourced from the FDA label
Rated against independent regulatory sources·Last updated June 7, 2026·How we rate
Verified againstopenFDANIH DailyMedRxClass
~$11.12 /30
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Key facts

Active ingredient
Albuterol Sulfate
Form
Tablet, extended release
Strength
Albuterol Sulfate EQ 4MG Base · Albuterol Sulfate EQ 8MG Base
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Muro
Half-life
about 5 to 6 hours (how long it stays in your system)
What the pharmacy pays
~$11.12 for 30 — not your price
FDA application
NDA019604
Availability
Discontinued (per FDA)

How long does Albuterol Sulfate stay in your body?

The elimination half-life of albuterol sulfate is about 5 to 6 hours — the time it takes the body to clear about half of it. As a rule of thumb, a medicine is mostly gone after roughly 4 to 5 half-lives, though this varies from person to person with age and kidney or liver function. FDA labels give closely matching values by route: after an oral 4 mg tablet or syrup, albuterol "is eliminated with a half-life of about 5 hours"; after inhalation the terminal plasma half-life is roughly 4.6 to 6 hours. Half-life is not the same as how long the inhaler works — bronchodilation from a rescue inhaler fades in about 4 to 6 hours even though drug is still measurable. In children 4 to 11, the inhaled terminal half-life was shorter, about 166 minutes (2.8 hours). Kidney impairment: in 5 subjects with creatinine clearance 7 to 53 mL/min the label reports renal disease had NO effect on half-life, but albuterol clearance fell 67%, so systemic exposure rises and high doses warrant caution — most albuterol is cleared renally (80% to 100% of the dose as parent drug or its primary metabolite). Liver impairment and older adults: not studied, so no adjusted value exists. The label names no active metabolite that outlasts the parent — albuterol is metabolized mainly by the sulfotransferase SULT1A3 to a sulfate conjugate the label treats as an elimination product, not an active drug. Extended-release oral albuterol tablets are no longer marketed in the US, so no current label states a different half-life for an ER form.

This is general information, not medical advice. It doesn’t tell you when a drug test would read negative (tests detect substances for different, often longer, windows) or when it’s safe to take another dose — ask your pharmacist or prescriber. Source: DailyMed — Albuterol Sulfate Inhalation Aerosol, FDA prescribing information, Section 12 Clinical Pharmacology.

Drug class

How this class works, per Beta2-Agonists - StatPearls - NCBI Bookshelf.

May treat (source: NIH RxClass)

See how Volmax ranks — best-rated beta2-adrenergic agonist for:

Dosage forms

Tablet, extended release

The forms currently marketed in the U.S., per the FDA National Drug Code Directory.

Ways to save

Ask for the generic

Same active ingredient, far cheaper. Is there a generic? →

Request a 90-day supply

Bulk fills usually lower the per-dose price vs monthly refills.

Use copay cards

Manufacturer copay cards & patient-assistance programs — especially for brand drugs.

Compare alternatives

A same-class option may cost less. See alternatives →

Frequently asked questions

What does Volmax treat?
Volmax (Albuterol Sulfate) may be used to treat asthma, bronchial spasm, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.
How does Volmax work?
Volmax is a beta2-adrenergic agonist. Beta2-adrenergic agonists bind to beta-2 receptors on the muscle that wraps the airways, triggering a signal (via cAMP) that relaxes that muscle. The airways widen, making it easier to breathe in conditions like asthma and COPD.
How much does Volmax cost?
Nobody can tell you what you will pay — your price is set by your insurer's formulary, your deductible and the pharmacy's markup, and none of those are published. What IS published is what the pharmacy paid to acquire it: about $11.12 for 30, per the CMS NADAC survey. Treat that as the floor, not the quote — ask the pharmacist for the cash price as well as your copay, because for cheap generics the cash price often wins.
Is there a coupon or discount for Volmax?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Volmax. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
Who makes Volmax?
Volmax is marketed by Muro. You can see Muro's full profile, rating, and other products on pharmaranks.
Is Volmax a brand-name or generic drug?
Volmax is a brand-name product with the active ingredient Albuterol Sulfate. Lower-cost generic equivalents containing Albuterol Sulfate are available — ask your pharmacist.
Is Volmax available over the counter?
No. Volmax is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
What forms does Volmax come in?
Volmax is currently marketed as tablet, extended release, per the FDA's National Drug Code Directory.
What class of drug is Volmax?
Volmax is classified as beta2-adrenergic agonist, per the FDA's Established Pharmacologic Class.
Is Volmax FDA-registered?
Volmax is on record with the U.S. FDA under application number NDA019604. You can verify this on its official FDA label.

Information is sourced from public FDA regulatory data. Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.

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