Asthma Control Test Calculator
Assess asthma control using the validated ACT questionnaire for adults and children.
Important Health Disclaimer
This calculator provides general health information based on standard medical formulas and WHO guidelines. Results are for informational and educational purposes only and should not be considered as professional medical advice, diagnosis, or treatment recommendations.
For health concerns, medical conditions, fitness plans, or dietary decisions, please consult with qualified healthcare professionals, licensed physicians, registered dietitians, or certified fitness trainers who can evaluate your individual health status and medical history.
Individual health needs vary significantly. These calculations are general estimates and may not be appropriate for everyone, especially those with existing medical conditions, pregnant women, children, or elderly individuals.
Not a substitute for professional medical advice
Asthma Control Test
For patients 12 years and older. Answer based on the past 4 weeks.
1. In the past 4 weeks, how much of the time did your asthma keep you from getting as much done at work, school, or at home?
2. During the past 4 weeks, how often have you had shortness of breath?
3. During the past 4 weeks, how often did your asthma symptoms wake you up at night or earlier than usual in the morning?
4. During the past 4 weeks, how often have you used your rescue inhaler or nebulizer medication?
5. How would you rate your asthma control during the past 4 weeks?
ACT Score
15/25
Very Poorly Controlled
60% of maximum score
Activity
3/5
Symptoms
3/5
Rescue Use
3/5
Self-Rating
3/5
Interpretation
Asthma is very poorly controlled. Significant treatment changes needed. Consider specialist referral.
Recommendations
- • Review and optimize inhaler technique
- • Assess medication adherence
- • Identify and minimize trigger exposure
- • Consider step-up therapy per GINA guidelines
- • Update written asthma action plan
- • Consider short course of oral corticosteroids
- • Referral to asthma specialist recommended
- • Evaluate for comorbid conditions
- • Consider biologic therapy if severe persistent
Score Interpretation
25: Completely Controlled
20-24: Well Controlled
16-19: Not Well Controlled
≤15: Very Poorly Controlled
GINA Control Assessment
Well Controlled: Daytime symptoms ≤2x/week, no night waking, reliever needed ≤2x/week, no activity limitation
Partly Controlled: 1-2 of above criteria not met
Uncontrolled: 3-4 criteria not met, or any exacerbation
When to Seek Urgent Care
- • Reliever not working or lasting less than 4 hours
- • Difficulty speaking in full sentences
- • Lips or fingernails turning blue
- • Peak flow <50% of personal best
- • Symptoms rapidly worsening
Disclaimer: The ACT is a self-assessment tool and does not replace clinical evaluation. Results should be discussed with your healthcare provider to guide treatment decisions. Do not change medications without medical advice.
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