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Ipratropium Bromide

Prescription
Anticholinergic Bronchodilator
Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team
Species
Dog, Cat
Brands
1 available
Formulations
2

Mechanism of action

Quaternary ammonium derivative of atropine that competitively antagonizes muscarinic receptors in bronchial smooth muscle, reducing cholinergic-mediated bronchoconstriction and mucus secretion. Poorly absorbed systemically due to quaternary structure.

At a glance

Class
Anticholinergic Bronchodilator
Schedule
Prescription
Storage
Store at room temperature; MDI away from heat and flame; nebulization solution at room temperature

Dosing

🐕

Dog

Adjunct bronchodilator for chronic obstructive airway disease, chronic bronchiti
Dose
Route
Inhalation
Frequency
q6–8h
🐈

Cat

Adjunctive bronchodilator for feline asthma, especially when beta-agonists are p
Dose
2–3 mL
Route
Inhalation
Frequency
q6–8h
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →

Formulations

💊

Other — 2

Strength
Strength

Storage

Store at room temperature; MDI away from heat and flame; nebulization solution at room temperature

Safety

Monitoring parameters

Respiratory responseHeart rateUrine output in at-risk patients
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →

Interactions

No documented interactions.

Brands

Other markets

Atrovent

FAQs

Frequently asked questions

What is Ipratropium Bromide?
Ipratropium Bromide is a anticholinergic bronchodilator used in pets. Quaternary ammonium derivative of atropine that competitively antagonizes muscarinic receptors in bronchial smooth muscle, reducing cholinergic-mediated bronchoconstriction and mucus secretion. Poorly absorbed systemically due to quaternary structure.
What is Ipratropium Bromide used for in pets?
Ipratropium Bromide is used in veterinary medicine for: Adjunct bronchodilator for chronic obstructive airway disease, chronic bronchiti; Adjunctive bronchodilator for feline asthma, especially when beta-agonists are p.
What is the Ipratropium Bromide dose for dogs?
For dogs, Ipratropium Bromide is typically dosed as follows — Adjunct bronchodilator for chronic obstructive airway disease, chronic bronchiti: undefined undefined Inhalation q6–8h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
What is the Ipratropium Bromide dose for cats?
For cats, Ipratropium Bromide is typically dosed as follows — Adjunctive bronchodilator for feline asthma, especially when beta-agonists are p: 2–3 mL Inhalation q6–8h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
Does Ipratropium Bromide need a prescription?
Yes. Ipratropium Bromide is a prescription medication and should only be administered under veterinary supervision.
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →

References

References

The PetCare.AI drug reference is built from 13 authoritative sources cited across 580 drug monographs.

Textbooks & handbooks — 5

  • Plumb's Veterinary Drug Handbook
  • Withrow & MacEwen's Small Animal Clinical Oncology
  • Merck Veterinary Manual
  • NRC Nutrient Requirements of Dogs and Cats
  • Veterinary Pharmacology and Therapeutics (Riviere & Papich)

Clinical guidelines & consensus — 4

  • ASPCA Animal Poison Control Center Guidelines
  • AAHA Diabetes Management Guidelines
  • ASPCA Poison Control Guidelines
  • RECOVER CPR Guidelines

Journals & peer-reviewed studies — 2

  • EPIC Study (J Vet Intern Med 2016)
  • JVIM FAT CAT Study

Regulatory & approvals — 1

  • CDSCO Veterinary Drug Approval Registry (1969–2026)

Databases — 1

  • Washington State University VCPL MDR1 Database
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