Ventolin is a selective β₂-adrenergic agonist used for:
- Relief of asthma symptoms
- Management of chronic obstructive pulmonary disease (COPD)
- Prevention of exercise-induced bronchospasm
Mechanism of Action:
- Binds to β₂-receptors in bronchial smooth muscle
- Promotes bronchodilation within 4-5 minutes
- Effects last 4-6 hours
Dosage & Administration
Inhalation Solution:
- Initial dose: 2.5 mg (may increase to 5 mg if needed)
- Do not exceed recommended frequency
Important Handling Instructions:
- Maintain strict aseptic technique
- Prevent dropper contamination (avoid surface contact)
- Discard if solution becomes cloudy or discolored
Precautions
Consult your doctor if:
- Symptoms persist or worsen
- You have pre-existing conditions:
- Cardiovascular disease
- Diabetes
- Hyperthyroidism
- Hypokalemia
- Seizure disorders
Contraindications
- Hypersensitivity to salbutamol or components
Potential Side Effects
- Common:
- Tremors (hands/feet)
- Nervousness
- Serious (seek medical help):
- Tachycardia/palpitations
- Chest pain
- Paradoxical bronchospasm
Drug Interactions
Avoid Concurrent Use With:
- Other short-acting β-agonists
- MAO inhibitors/Tricyclic antidepressants (wait 2 weeks after discontinuation)
Use With Caution:
- Non-potassium-sparing diuretics (risk of hypokalemia)
- Digoxin (may reduce serum levels)
- Beta-blockers (may cause bronchospasm)
Missed Dose
- Take as soon as remembered
- Skip if close to next scheduled dose
- Never double doses
Overdose Symptoms
- Tachycardia
- Tremors
- Headache
- Severe hypokalemia
Seek immediate medical attention
Storage Requirements
- Store at 15-30°C (59-86°F)
- Protect from light/moisture
- Keep in original container
- Ensure child-resistant storage
Note: Always use proper inhalation technique and clean device regularly to prevent infections. Report any unusual symptoms to your healthcare provider.