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Is yoga and exercise safe with my MAC lung disease at 61?

This Premium Q&A, reviewed and published, features a real conversation between an iCliniq user and a physician.

Patient's Query

Hello doctor,

I am a 61-year-old woman recently diagnosed with Mycobacterium avium complex lung disease after a CT scan showed nodular changes, and my sputum culture came back positive for MAC.

I have been started on a combination of antibiotics, but I am worried about possible liver or vision side effects. So, I am looking for your suggestions on:

  1. How long does treatment typically last, and how do doctors assess whether it is working?

  2. Should I be repeating sputum tests or CT scans on a regular basis?

  3. Is it safe to continue mild exercise or yoga while on long-term antibiotics, considering I often feel fatigued?

Kindly suggest.

Thank you.

Answered by Dr. Amandeep Singh Arneja

Education:

MD RESPIRATORY MEDICINE

Professional Bio:

I am Dr. Amandeep Singh Arneja, a dedicated Chest Physician and Senior Resident in Pulmonary Medicine at Jawaharlal Nehru Medical College (JNMC), Wardha, with extensive training in the management of complex respiratory and critical care conditions. I completed my M.B.B.S. from Universal College of Medical Sciences, Tribhuvan University (2016) and M.D. in Respiratory Medicine from Shri Shankaracharya Institute of Medical Sciences, Bhilai (2025), where I gained hands-on expertise in managing ICU patients, performing advanced diagnostic and therapeutic procedures, and conducting research in pulmonary diseases. My areas of expertise include: Management of asthma, COPD, tuberculosis, and interstitial lung disease Critical care management (ICU care, mechanical ventilation) Pulmonary function testing (spirometry, DLCO) Interventional procedures (thoracentesis, ICD insertion, bronchoscopy) Sleep medicine and polysomnography Research, academic writing, and clinical presentations I hold certifications in Good Clinical Practice and Biomedical Research. I am a proud member of the National College of Chest Physicians (NCCP). Alongside my pulmonary expertise, I have also completed a CPCDM Fellowship in Diabetes from RSSDI, enabling me to provide holistic care for patients with respiratory diseases complicated by diabetes. Currently, I am also pursuing a Fellowship in Critical Care Medicine, which further enhances my ability to manage critically ill patients with respiratory and systemic illnesses. With multiple research publications, conference presentations (NAPCON, SSIMSCON), and a strong academic background, I strive to combine evidence-based medicine with compassionate patient care. My mission is to provide comprehensive, high-quality care to patients suffering from respiratory and lifestyle-related diseases.

This doctor is not available for online consultations on the platform anymore.

Hello,

Welcome to icliniq.com.

I understand your concern and know why you are worried.

MAC (Mycobacterium avium complex) treatment is long, the medicines are strong, and it is normal to feel anxious about side effects and follow-up. Let me walk you through this in clear, practical terms.

For most patients with nodular–bronchiectatic MAC lung disease, standard treatment is a combination of antibiotics taken together for a long duration, usually at least 12 months after their sputum cultures have turned negative.

In total, this often works out to around 18 months or so, sometimes a bit less or more depending on your response. The aim is to treat long enough to suppress the bacteria and reduce the chance of relapse, not just to make symptoms temporarily better.

Liver-related side effects are mainly from drugs like rifampicin and sometimes macrolides. We usually check baseline liver function tests before or soon after starting, and then repeat them regularly during treatment, especially in the first few months or if you develop symptoms like persistent nausea, vomiting, dark urine, severe fatigue, or yellowing of the eyes.

If there is any significant rise in liver enzymes, the regimen is reviewed and adjusted rather than pushed through blindly. Vision issues are mostly related to ethambutol, if that is part of your regimen.

Before and during treatment, you should report promptly if you notice blurred vision, difficulty reading, changes in colour vision, or pain behind the eyes.

Many doctors also advise periodic vision checks with an eye specialist during therapy so that any problem is picked up early and the drug can be stopped in time if needed. To see if treatment is working, the most important tool is usually repeated sputum cultures, not just the CT (computed tomography) scan.

Typically, sputum is sent every one to three months to see if it turns and stays negative; when cultures become consistently negative and your symptoms improve, that is considered a good response.

CT scans are not done very frequently because changes on CT can lag, and repeated scans mean extra radiation; we usually repeat imaging only when there is a clear clinical reason, such as worsening symptoms or to document response after a significant period.

Your fatigue has two contributors: the underlying lung disease and the long-term antibiotics. As long as you are not severely breathless, dizzy, or losing weight rapidly, mild to moderate exercise and yoga are not only safe but usually helpful.

Gentle walking, breathing exercises, and simple yoga postures within your comfort zone can support lung function, mood, and stamina. Just avoid overexertion, listen to your body, and stop if cough, breathlessness, or chest discomfort increase.

The key is close, regular follow-up with your treating pulmonologist: periodic clinical review, sputum cultures at advised intervals, blood tests for liver function, and vision monitoring if you are on Ethambutol.

With careful monitoring, most patients can complete therapy safely, and many see gradual improvement in cough, sputum, and energy over time.

I hope this helps.

Thank you.

Medically reviewed by iCliniq medical review team
Published At February 5, 2026
Reviewed At February 5, 2026

Education:

MD RESPIRATORY MEDICINE

Professional Bio:

I am Dr. Amandeep Singh Arneja, a dedicated Chest Physician and Senior Resident in Pulmonary Medicine at Jawaharlal Nehru Medical College (JNMC), Wardha, with extensive training in the management of complex respiratory and critical care conditions. I completed my M.B.B.S. from Universal College of Medical Sciences, Tribhuvan University (2016) and M.D. in Respiratory Medicine from Shri Shankaracharya Institute of Medical Sciences, Bhilai (2025), where I gained hands-on expertise in managing ICU patients, performing advanced diagnostic and therapeutic procedures, and conducting research in pulmonary diseases. My areas of expertise include: Management of asthma, COPD, tuberculosis, and interstitial lung disease Critical care management (ICU care, mechanical ventilation) Pulmonary function testing (spirometry, DLCO) Interventional procedures (thoracentesis, ICD insertion, bronchoscopy) Sleep medicine and polysomnography Research, academic writing, and clinical presentations I hold certifications in Good Clinical Practice and Biomedical Research. I am a proud member of the National College of Chest Physicians (NCCP). Alongside my pulmonary expertise, I have also completed a CPCDM Fellowship in Diabetes from RSSDI, enabling me to provide holistic care for patients with respiratory diseases complicated by diabetes. Currently, I am also pursuing a Fellowship in Critical Care Medicine, which further enhances my ability to manage critically ill patients with respiratory and systemic illnesses. With multiple research publications, conference presentations (NAPCON, SSIMSCON), and a strong academic background, I strive to combine evidence-based medicine with compassionate patient care. My mission is to provide comprehensive, high-quality care to patients suffering from respiratory and lifestyle-related diseases.

This doctor is not available for online consultations on the platform anymore.

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Managing MAC lung disease?

Five quick questions to help you understand your current situation with MAC lung disease, including potential side effects and when to contact your doctor.

This tool provides educational information only and does not diagnose, treat, or replace professional medical advice. Consult a qualified healthcare professional for personalized medical guidance. Always consult your healthcare provider before starting, stopping, or modifying any medications.

Education:

MD RESPIRATORY MEDICINE

Professional Bio:

I am Dr. Amandeep Singh Arneja, a dedicated Chest Physician and Senior Resident in Pulmonary Medicine at Jawaharlal Nehru Medical College (JNMC), Wardha, with extensive training in the management of complex respiratory and critical care conditions. I completed my M.B.B.S. from Universal College of Medical Sciences, Tribhuvan University (2016) and M.D. in Respiratory Medicine from Shri Shankaracharya Institute of Medical Sciences, Bhilai (2025), where I gained hands-on expertise in managing ICU patients, performing advanced diagnostic and therapeutic procedures, and conducting research in pulmonary diseases. My areas of expertise include: Management of asthma, COPD, tuberculosis, and interstitial lung disease Critical care management (ICU care, mechanical ventilation) Pulmonary function testing (spirometry, DLCO) Interventional procedures (thoracentesis, ICD insertion, bronchoscopy) Sleep medicine and polysomnography Research, academic writing, and clinical presentations I hold certifications in Good Clinical Practice and Biomedical Research. I am a proud member of the National College of Chest Physicians (NCCP). Alongside my pulmonary expertise, I have also completed a CPCDM Fellowship in Diabetes from RSSDI, enabling me to provide holistic care for patients with respiratory diseases complicated by diabetes. Currently, I am also pursuing a Fellowship in Critical Care Medicine, which further enhances my ability to manage critically ill patients with respiratory and systemic illnesses. With multiple research publications, conference presentations (NAPCON, SSIMSCON), and a strong academic background, I strive to combine evidence-based medicine with compassionate patient care. My mission is to provide comprehensive, high-quality care to patients suffering from respiratory and lifestyle-related diseases.

This doctor is not available for online consultations on the platform anymore.

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