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S2 by Cardinal Health

Dosage form: solution
Labeler: Cardinal Health
NDC Code: 55154-4352

Disclaimer: Most OTC drugs are not reviewed and approved by FDA, however they may be marketed if they comply with applicable regulations and policies. FDA has not evaluated whether this product complies.

Racepinephrine Inhalation Solution, USP 2.25%

Drug Facts

Active ingredient (in each 0.5 ml)

Racepinephrine, USP 11.25 mg (as 13.5 mg of Racepinephrine HCl, USP).




For temporary relief of mild symptoms of intermittent asthma:

Tightness of chest
Shortness of breath


Asthma alert

Because asthma may be life threatening, see a doctor if you:

Are not better in 20 minutes
Get worse
Need more than 12 inhalations in 24 hours
Use more than 9 inhalations in 24 hours for 3 or more days a week
Have more than 2 asthma attacks in a week

These may be signs that your asthma is getting worse.

Do not use:

Unless a doctor said you have asthma
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 a MAOI, ask a doctor or pharmacist before taking this product.
If product is brown in color or cloudy

Ask a doctor before use if you have:

Ever been hospitalized for asthma
Heart disease
High blood pressure
Thyroid disease
Narrow angle glaucoma
A psychiatric or emotional condition
Trouble urinating due to an enlarged prostate gland

Ask a doctor or pharmacist before use if you are:

Taking prescription drugs for asthma, obesity, weight control, depression, or psychiatric or emotional conditions.
Taking any drug that contains phenylephrine, pseudoephedrine, ephedrine, or caffeine (such as for allergy, cough-cold, or pain).

Stop use and ask a doctor if:

Your asthma is getting worse (See Asthma alert)
You have difficulty sleeping
You have a rapid heartbeat
You have tremors, nervousness, or seizure

When using this product:

Your blood pressure or heart rate may go up. This could increase your risk of heart attack or stroke, which may cause death.

Your risk of heart attack or stroke increases if you:
Have a history of high blood pressure or heart disease
Take this product more frequently or take more than the recommended dose.
Avoid foods or beverages that contain caffeine
Avoid dietary supplements containing ingredients reported or claimed to have a stimulant effect.

If pregnant or breast-feeding, ask a health professional before use.

Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.

The ingredient is used in an aqueous solution at a concentration equivalent to 1 percent epinephrine.
Do not use more than directed
For use in a hand-held rubber bulb nebulizer:
Add 0.5 ml (contents of one vial) of solution to nebulizer.
Adults and children 4 years of age and over:
1 to 3 inhalations not more often than every 3 hours.
Do not use more than 12 inhalations in 24 hours.
The use of this product by children should be supervised by an adult.
Children under 4 years of age: ask a doctor.

Other Information
Protect from light. Avoid excessive heat. Protect from freezing.
Store between 2°C and 25°C (36°F and 77°F).
How Supplied: S2® Racepinephrine Inhalation Solution, USP 2.25% is supplied in 0.5 ml sterile unit-of-use vials.
Available overbagged with 1 x 0.5 mL Sterile Unit-Of-Use Vial, each vial in an individual foil pouch, NDC 55154-4352-8

Inactive Ingredients

Ascorbic acid, citric acid, edetate disodium, water for injection.



Monday through Friday, 8:00 a.m. to 5:00 p.m. (Eastern Standard Time).

Manufactured By:
nephron pharmaceuticals corporation
Orlando, FL 32811

Repackaged By:

Cardinal Health

Zanesville, OH 43701



Principal Display Panel


Racepinephrine Inhalation Solution, USP 2.25%


1 x 0.5 mL Sterile Unit-of-use Vial

Each in a foil pouch

racepinephrine hydrochloride solution
Product Information
Product TypeHUMAN OTC DRUGItem Code (Source)NDC:55154-4352(NDC:0487-5901)
Route of AdministrationRESPIRATORY (INHALATION)DEA Schedule    
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
Inactive Ingredients
Ingredient NameStrength
#Item CodePackage Description
1NDC:55154-4352-81 POUCH in 1 BAG
1.5 mL in 1 VIAL, SINGLE-USE
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
OTC monograph finalpart34101/01/2000
Labeler - Cardinal Health (188557102)
Registrant - Nephron Pharmaceuticals Corporation (783905201)
Cardinal Health188557102REPACK(55154-4352)

Revised: 01/2018
Cardinal Health

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Disclaimer: Every effort has been made to ensure that the information provided here is accurate, up-to-date and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. This information has been compiled for use by healthcare practitioners and consumers in the United States. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate that the drug or combination is safe, effective or appropriate for any given patient. If you have questions about the substances you are taking, check with your doctor, nurse or pharmacist.