Alernyl B Cough Syrup: Uses, Dosage, Side Effects

Information about Alernyl B Syrup

Alernyl B Syrup is manufactured by Torque Pharmaceuticals Pvt Ltd. Alernyl B Syrup is sugar free syrup. It is used in the treatment of cough with mucus. It thins the mucus in the nose, trachea and lungs and expels it with cough. It also gives relief from runny nose, sneezing, itching and watery eyes. Cools the throat and relieves throat irritation.

This medicine is safe and effective. It usually starts working within a few minutes and its effects last for several hours.

Alernyl B Syrup Composition

  • Bromhexine 4mg
  • Guaifenesin 100mg
  • Menthol 1mg
  • Salbutamol 2mg

Bromhexine is a mucolytic which thins and loosens mucus (phlegm), making it easier to cough up. Due to which it is easy for the patient to breathe.

Guaifenesin is an expectorant which decreases the stickiness of mucus (phlegm) and helps in its removal from the airways.

Menthol cools the throat, thereby providing relief from throat irritation.

Salbutamol is a beta-2 adrenergic receptor agonist. It is used to relieve symptoms of cough, wheezing and shortness of breath.

Alernyl B Syrup Uses

Alernyl B Syrup is used in the prevention and treatment of these diseases –

  • Mucus cough
  • Asthma
  • COPD (Chronic obstructive pulmonary disease)
  • Bronchitis
  • Cough

Alernyl B Syrup Dosage

Normal dosage – for adults 5 – 10 ml 3 to 4 times a day or as advised by your doctor. Alernyl B Syrup can be taken before or after a meal.

Alernyl B Syrup Side effects

If your symptoms do not improve after taking it. Or if your condition worsens, consult your doctor immediately.

Common side effects are as follows-

  • Nausea
  • Diarrhea
  • Swelling
  • Indigestion
  • Vomiting
  • Abdominal pain
  • Sweat
  • Dizzy
  • Muscle cramp
  • Headache
  • Skin rash
  • Increased heart rate

Apart from the above-mentioned side effects, there may be other side effects as well. If you notice any unusual symptoms while using the medicine, contact the doctor immediately.


Use its dosage as per the instructions given by the doctor.

Do not exceed the recommended dose.

Read the label carefully before use.

Keep away from sunlight, in a cool and dry place.

Keep the medicine away from children and pets.

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Disclaimer: All the information and articles available on the site are for educational purposes only. The information given here is to the best of our knowledge and experience. Do not use the information given here without expert advice. A qualified doctor should always be consulted for doctor tests and treatment.

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