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Aminophylline
Methylxanthine bronchodilator (theophylline salt). Registered in Georgia: 1 human medicine. Forms: solution, tablet.
Doses
Each dose comes with its source. Check the label of the product you use.
| Dose | Species | Indication | Route | Frequency | Source |
|---|---|---|---|---|---|
|
10 mg/kg
off-label |
Dog | Bronchoconstriction | By mouth | 3 times daily |
MSD Vet Manual 2024
Reference book A veterinary reference written and reviewed by specialists, summarising accepted practice. The product label gives the authorised dose. MSD/Merck Veterinary Manual, 2024 |
|
10 mg/kg
off-label |
Dog |
Bronchoconstriction Emergency |
Intravenous | slowly by intravenous administration |
MSD Vet Manual 2024
Reference book A veterinary reference written and reviewed by specialists, summarising accepted practice. The product label gives the authorised dose. MSD/Merck Veterinary Manual, 2024 |
|
5 mg/kg
off-label |
Cat | Bronchoconstriction | By mouth | 2 times daily |
MSD Vet Manual 2024
Reference book A veterinary reference written and reviewed by specialists, summarising accepted practice. The product label gives the authorised dose. MSD/Merck Veterinary Manual, 2024 |
|
5 mg/kg
off-label |
Cat |
Bronchoconstriction Emergency |
Intravenous | slowly by intravenous administration |
MSD Vet Manual 2024
Reference book A veterinary reference written and reviewed by specialists, summarising accepted practice. The product label gives the authorised dose. MSD/Merck Veterinary Manual, 2024 |
Safety information
Known Contraindications
-
Critical
Known hypersensitivity to aminophylline, theophylline, or ethylenediamine is a contraindication.
-
Warning
toxicosis may occur with concentrations < 20 mcg/mLSources: MSD Vet Manual
-
Warning
IV (slow)Sources: MSD Vet Manual
-
Warning
Use cautiously in an existing arrhythmia because methylxanthines increase heart rate and are arrhythmogenic.
-
Warning
Use cautiously in seizure disorders because methylxanthines lower the seizure threshold and seizures are also a manifestation of toxicity.
Known Drug Interactions
-
Major warning
Enrofloxacin + Aminophylline
Theophylline metabolism is inhibited by erythromycin, cimetidine, propranolol, enrofloxacin, and marbofloxacinRecommendation: Reduce the aminophylline dose during concomitant use. Signs of toxicity include vomiting, excitation, tachyarrhythmia, and seizures.Sources: MSD Vet Manual
-
Major warning
Marbofloxacin + Aminophylline
Theophylline metabolism is inhibited by... enrofloxacin, and marbofloxacinRecommendation: Reduce the aminophylline dose during concomitant use. Signs of toxicity include vomiting, excitation, tachyarrhythmia, and seizures.Sources: MSD Vet Manual
-
Major warning
Ciprofloxacin + Aminophylline
Serious and fatal reactions have been reported in patients receiving concurrent administration of CIPRO and theophylline. These reactions have included cardiac arrest, seizure, status epilepticus, and respiratory failure. Avoid Use (Plasma Exposure Likely to be Increased and Prolonged)Recommendation: Avoid concurrent use when possible. If the combination is unavoidable, monitor serum theophylline and reduce the aminophylline dose as needed. Watch for nausea, vomiting, tremor, excitation, tachycardia, and seizures.Sources: FDA
-
Major warning
Phenobarbital + Aminophylline
induced by rifampin and phenobarbitalRecommendation: Monitor the bronchodilator response; a dose increase may be necessary.Sources: MSD Vet Manual
All forms and registration3
Registration in Georgia and abroad: the register, number, validity and source are behind (i).
Euphyllin 24 mg/ml (2.4%), Solution
Euphyllin 150 mg, Tablet
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