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Mcdoxin 400mg Tablet

Written By Dr. Sakshi Jain, MS, BDS
Reviewed By Dr. Rajeev Sharma, MBA, MBBS
Last updated on 27 Jan 2026 | 04:56 PM (IST)
Mcdoxin 400mg Tablet is used to treat and prevent symptoms of asthma and chronic obstructive pulmonary disorder (a lung disorder in which flow of air to the lung is blocked). It helps in relaxing the muscles of the air passages, thus widening it and making it easier to breathe.
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Mcdoxin 400mg Tablet
Mcdoxin 400mg Tablet
strip of 10 tablets
₹59.1
₹64.69
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Same composition
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General Information

The content is shown in English
Mcdoxin 400mg Tablet image
Mcdoxin 400mg Tablet image

Product introduction

Mcdoxin 400mg Tablet can be taken with or without the food. Take it in the exact dose and duration as prescribed by your doctor. The dose and how often you should take it may depend on what you are taking it for. Take it for as long as it is prescribed for you. In case you missed a dose, take it as soon as you remember it. It does not work immediately or prevent the already started breathing trouble, hence always carry your medical inhaler with you for an emergency.


The most common side effects of this medicine include vomiting, headache, nausea, and stomach upset. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. Generally, it is advised not to consume alcohol or smoke while on treatment. You must avoid high-caffeinated products like coffee, tea, and dark chocolate, as it enhances drug side effects.


Before taking this medicine, let your doctor know if you have kidney or liver disease or if you have heart-related problems. Your doctor should also know about all other medicines you are taking, as many of these may make this medicine less effective or change the way it works. Inform your doctor if you are pregnant or breastfeeding before starting the treatment.

Benefits of Mcdoxin Tablet

Asthma
Mcdoxin 400mg Tablet is used in asthma to improve breathing by helping open the airways. It can ease chest tightness, wheezing, and shortness of breath, allowing people to carry on with daily routines more comfortably.
Chronic obstructive pulmonary disease (COPD)
In COPD, Mcdoxin 400mg Tablet supports lung function by reducing airway resistance and inflammation. It helps decrease coughing and breathlessness, especially during physical activity, and contributes to fewer flare-ups over time.

Side effects of Mcdoxin Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Mcdoxin
  • Headache
  • Nausea
  • Vomiting
  • Upset stomach
  • Heartburn

How to use Mcdoxin Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Mcdoxin 400mg Tablet may be taken with or without food.
Avoid Mcdoxin 400mg Tablet with caffeine and chocolate as well as food containing caffeine and chocolate such as tea leaves, cocoa beans.

How Mcdoxin Tablet works

Mcdoxin 400mg Tablet is a bronchodilator. It works by relaxing the muscles of the airways and widens airways. This makes breathing easier.

Quick tips

  • You have been prescribed Mcdoxin 400mg Tablet for prevention and treatment of asthma and chronic obstructive pulmonary disease (COPD).
  • It should be taken at the same time each day, preferably in the evening after food.
  • It does not work right away and should not be used to relieve sudden breathing problems. Always keep a fast-acting (rescue) inhaler with you.
  • Your doctor may take regular blood test to monitor potassium level and the level of this medicine in your body.
  • Notify your doctor if you have ever been diagnosed with kidney, liver or heart disease, or if you have a smoking history. Your dose may need to be adjusted.
  • Do not discontinue use without consulting your doctor, even if you feel better.

Safety advice

Alcohol

Alcohol

CONSULT YOUR DOCTOR
It is not known whether it is safe to consume alcohol with Mcdoxin 400mg Tablet. Please consult your doctor.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
The safety of Mcdoxin 400mg Tablet during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.
Breast feeding

Breast feeding

UNSAFE
Mcdoxin 400mg Tablet is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.
Driving

Driving

CONSULT YOUR DOCTOR
It is not known whether Mcdoxin 400mg Tablet alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react. Please consult your doctor.
Kidney

Kidney

CAUTION
Mcdoxin 400mg Tablet should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Liver

Liver

CAUTION
Mcdoxin 400mg Tablet should be used with caution in patients with liver disease. Dose adjustment may be needed.

Interaction with drugs

Taking Mcdoxin with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Moderate

Erythromycin (Oral Route)

If concurrent use is essential, watch out for symptoms such as nausea, vomiting, headache, dizziness, stomach pain, insomnia, irritability, tremors or flushing and consult your doctor if you experience them. They may adjust the doses as per the observations. Erythromycin may raise blood levels of Doxofylline.
Moderate

Erythromycin (Injection Route)

If concurrent use is essential, watch out for symptoms such as nausea, vomiting, headache, dizziness, stomach pain, insomnia, irritability, tremors or flushing and consult your doctor if you experience them. They may adjust the doses as per the observations. Erythromycin may raise blood levels of Doxofylline.
Moderate

Erythromycin (Oral Route)

If concurrent use is essential, watch out for symptoms such as nausea, vomiting, headache, dizziness, stomach pain, insomnia, irritability, tremors or flushing and consult your doctor if you experience them. They may adjust the doses as per the observations. Erythromycin may raise blood levels of Doxofylline.
Moderate

Erythromycin (Oral Route)

If concurrent use is essential, watch out for symptoms such as nausea, vomiting, headache, dizziness, stomach pain, insomnia, irritability, tremors or flushing and consult your doctor if you experience them. They may adjust the doses as per the observations. Erythromycin may raise blood levels of Doxofylline.
Moderate

Erythromycin (Oral Route)

If concurrent use is essential, watch out for symptoms such as nausea, vomiting, headache, dizziness, stomach pain, insomnia, irritability, tremors or flushing and consult your doctor if you experience them. They may adjust the doses as per the observations. Erythromycin may raise blood levels of Doxofylline.

Frequently asked questions

Mcdoxin 400mg Tablet is a new generation long-acting oral bronchodilator. It is a methyxanthine derivative.
Mcdoxin 400mg Tablet inhibits an enzyme called phosphodiesterase which results in bronchodilation (dilation or widening of the airways in the lungs by relaxing the surrounding smooth muscle). It is used for the treatment of asthma and chronic obstructive pulmonary disease (COPD). COPD is a lung disease characterized by chronic obstruction of lung airflow that interferes with normal breathing and is not fully reversible. Mcdoxin 400mg Tablet relieves the breathlessness and cough thereby providing symptomatic relief.
Mcdoxin 400mg Tablet is not an antibiotic. Mcdoxin 400mg Tablet is a bronchodilator used for the treatment of asthma and chronic obstructive pulmonary disease (COPD).
Mcdoxin 400mg Tablet is not a steroid. Mcdoxin 400mg Tablet is a bronchodilator used for the treatment of asthma and chronic obstructive pulmonary disease (COPD).
Mcdoxin 400mg Tablet is a bronchodilator used for the treatment of asthma and chronic obstructive pulmonary disease (COPD). It helps to relieve breathlessness and cough thereby providing symptomatic relief.

Fact Box

Chemical Class

Xanthine derivative

Habit Forming

No

Therapeutic Class

RESPIRATORY

Action Class

Xanthine Derivatives- Respiratory
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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Medisoft Pharma
Address: NH-72, Dehradun Road, Upper Moginand, Kala Amb, District Sirmaur, Himachal Pradesh-173030, (INDIA)

Vendor Details

Country of origin: India
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