Dewset FM Tablet


Uses of Dewset FM Tablet

Dewset FM Tablet is used in the treatment of sneezing and runny nose due to allergies.

Dewset FM Tablet side effects

  • Nausea
  • Diarrhea
  • Vomiting
  • Skin rash
  • Flu-like symptoms
  • Headache
  • Drowsiness
  • Dizziness

How to use Dewset FM 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. Dewset FM Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Dewset FM Tablet works

Montelukast is a leukotriene antagonist. It works by blocking the action of a chemical messenger called leukotriene. This reduces inflammation (swelling) in the airways and nose and improves symptoms. Fexofenadine is an antiallergic which blocks the action of another chemical messenger (histamine) responsible for runny nose, watery eyes and sneezing.

Dewset FM Tablet related warnings

Dewset FM Tablet may cause excessive drowsiness and calmness with alcohol.
Dewset FM Tablet may be unsafe to use during pregnancy.
Animal studies have shown adverse effects on the foetus, however, there are limited human studies. The benefits from use in pregnant women may be acceptable despite the risk. Please consult your doctor.
Dewset FM Tablet is probably safe to use during lactation. Limited human data suggests that the drug does not represent a significant risk to the baby.
Dewset FM Tablet may make you feel dizzy, sleepy, tired, or decrease alertness. If this happens, do not drive.
Dewset FM Tablet should be used with caution in patients with kidney disease. Dose adjustment of Dewset FM Tablet may be needed. Please consult your doctor.
May cause excessive sleepiness in patients with end stage kidney disease.
Dewset FM Tablet is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of Dewset FM Tablet may not be needed in these patients. Please consult your doctor.

Alternate Brands

For informational purposes only. Consult a doctor before taking any medicines.
Dewset FM Tablet
170% costlier
Allegra-M Tablet
Sanofi India Ltd
178% costlier
Histafree-M Tablet
Mankind Pharma Ltd
102% costlier
147% costlier
Montemac-FX Tablet
Macleods Pharmaceuticals Pvt Ltd
134% costlier

Expert Advice

  • You have been prescribed Dewset FM Tablet to help relieve symptoms of allergy such as runny nose, sneezing, watery eyes, and cough.
  • Be cautious while driving or doing anything that requires concentration as Dewset FM Tablet can cause dizziness and sleepiness.
  • Do not drink alcohol while taking Dewset FM Tablet as it may cause increased sleepiness.
  • Dry mouth may occur as a side effect. Frequent mouth rinses, good oral hygiene, increased water intake and sugarless candy may help.
  • Stop taking Dewset FM Tablet at least three days before taking an allergy test as it can affect the test results.

User Feedback


Q. What is Dewset FM ?

Dewset FM is a combination of two medicines: Montelukast and Fexofenadine. This medicine is used to treat allergy symptoms like runny nose, sneeze and cough. It works by lowering the chemicals in the body that cause allergy symptoms.

Q. Can Dewset FM be stopped when allergy symptoms are relieved?

No, Dewset FM should be continued as advised by the doctor. If any problems are experienced due to Dewset FM, consult the doctor for re-evaluation.

Q. Can the use of Dewset FM cause dizziness?

Yes, the use of Dewset FM can cause dizziness (feeling faint, weak, unsteady or lightheaded) in some patients. If you feel dizzy or lightheaded, it is better to rest for some time and resume once you feel better. Do not drive or use any machines.

Q. Can the use of Dewset FM cause dry mouth?

Yes, the use of Dewset FM can cause dry mouth. If you experience dry mouth, drink plenty of water. Take regular sips during the day and keep some water by your bed at night. You may use lip balm if your lips are also dry.

Q. What should be avoided in food while taking Dewset FM?

Do not take it with any fruit juices (such as apple, orange, or grapefruit) as they might make the drug less effective. Avoid drinking alcohol while taking Dewset FM as it might increase the severity of drowsiness or sleepiness caused by Dewset FM.

Q. Will Dewset FM be more effective if taken in higher doses?

No, taking more of this medicine will not make it more effective, rather it can lead to increased side effects. If the symptoms are getting severe, please consult the doctor for re-evaluation.

Q. What is the recommended storage condition for Dewset FM?

Keep this medicine in the container or the pack it came in, tightly closed. Store it according to the instructions mentioned on the pack or label. Dispose of the unused medicine. Make sure it is not consumed by pets, children and other people.
Information last updated by Dr. Varun Gupta, MD Pharmacology on 8th Mar 2017.
The medicine details are for information purpose only. Consult a doctor before taking any medicine.
Manufacturer/Marketer Address
B-34, Opp. Shiv Mandir, Near SBBJ Bank Guest House, Shastri Nagar, Distt. Jodhpur (Rajasthan) – 342003, INDIA
10 tablets in 1 strip