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Roar 100mg Tablet

Doxofylline (100mg)
Genuine
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Roar 100mg 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.

Written By Dr. Sakshi Jain, MS, BDS,
Reviewed By Dr. Rajeev Sharma, MBA, MBBS,
Last updated on 27 Jan 2026 | 04:56 PM (IST)
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10 tablets
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General Information

The content is shown in English
Roar 100mg Tablet image
Roar 100mg Tablet image

Product introduction

Roar 100mg 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 Roar Tablet

Asthma
Roar 100mg 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, Roar 100mg 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 Roar 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 Roar
  • Headache
  • Nausea
  • Vomiting
  • Upset stomach
  • Heartburn

How to use Roar 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. Roar 100mg Tablet may be taken with or without food.
Avoid Roar 100mg Tablet with caffeine and chocolate as well as food containing caffeine and chocolate such as tea leaves, cocoa beans.

How Roar Tablet works

Roar 100mg 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 Roar 100mg 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 Roar 100mg Tablet. Please consult your doctor.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
The safety of Roar 100mg 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
Roar 100mg 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 Roar 100mg 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
Roar 100mg Tablet should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Liver

Liver

CAUTION
Roar 100mg Tablet should be used with caution in patients with liver disease. Dose adjustment may be needed.

Interaction with drugs

Taking Roar 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

Roar 100mg Tablet is a new generation long-acting oral bronchodilator. It is a methyxanthine derivative.
Roar 100mg 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. Roar 100mg Tablet relieves the breathlessness and cough thereby providing symptomatic relief.
Roar 100mg Tablet is not an antibiotic. Roar 100mg Tablet is a bronchodilator used for the treatment of asthma and chronic obstructive pulmonary disease (COPD).
Roar 100mg Tablet is not a steroid. Roar 100mg Tablet is a bronchodilator used for the treatment of asthma and chronic obstructive pulmonary disease (COPD).
Roar 100mg 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: Flamingo Pharmaceuticals Ltd
Address: 7/1, Corporate Park Sion Trombay Road P.O. Box No. 27257 Chembur Mumbai – 400071 , Maharashtra India

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Roar 100mg Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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Most medicines cannot be sold without a valid prescription, as per the Drugs and Cosmetics Act, 1940 and Rules, 1945
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