Duolin Respules

Nebuliser solution · Cipla
PRESCRIPTION MEDICINE

Duolin Respules is a nebuliser solution made by Cipla that contains Levosalbutamol 1.25 mg + Ipratropium 500 mcg. It combines Levosalbutamol: bronchodilator and Ipratropium: bronchodilator (anticholinergic).

Ingredient (salt)Amount
Levosalbutamol1.25 mg
Ipratropium500 mcg

Levosalbutamol

Bronchodilator

What it is used for

Opens up the airways to ease wheezing and tight chest.

How it works

The active half of salbutamol. It relaxes airway muscles to relieve wheeze and breathlessness.

How to take it

Inhaler or nebuliser as prescribed, usually when needed for symptoms. Tablets and syrups are less effective and cause more side effects than inhalers.

Common side effects

  • Tremor
  • Fast heartbeat
  • Headache
  • Muscle cramps
  • Nervousness

Get medical help straight away if

  • Breathing gets worse straight after using it
  • Chest pain
  • You need it more often than usual (asthma is getting worse)

Be careful

Can cause shaking hands or a fast heartbeat.

Other medicines and interactions

Beta blockers such as propranolol can block its effect. High doses with steroids, diuretics or theophylline can lower potassium.

Pregnancy and breastfeeding

Inhaled forms can be used in pregnancy and breastfeeding; controlling asthma is important for the baby.

Ipratropium

Bronchodilator (anticholinergic)

What it is used for

Opens the airways in COPD and asthma, often combined with a reliever.

How it works

A short-acting anticholinergic bronchodilator that relaxes airways; used in COPD, in nebulisers with salbutamol during attacks, and as a nasal spray for runny nose.

How to take it

Inhaler or nebuliser 3 to 4 times a day as prescribed. Keep the mist out of your eyes.

Common side effects

  • Dry mouth
  • Cough
  • Headache

Get medical help straight away if

  • Eye pain or blurred vision (glaucoma risk if it gets in the eyes)
  • Difficulty passing urine
  • Breathing worse after use

Be careful

Can cause dry mouth; keep the mist out of the eyes (glaucoma risk).

Other medicines and interactions

Adds to effects of other anticholinergic medicines.

Pregnancy and breastfeeding

Inhaled bronchodilators are generally continued in pregnancy and breastfeeding, because uncontrolled breathing problems are the bigger risk; ask your doctor.

Same ingredients, different strength or form

Duolin Inhaler

Common questions

What is Duolin Respules?

Duolin Respules is a nebuliser solution by Cipla containing Levosalbutamol 1.25 mg + Ipratropium 500 mcg.

What is Duolin Respules used for?

Opens up the airways to ease wheezing and tight chest. Opens the airways in COPD and asthma, often combined with a reliever.

How should I take Duolin Respules?

Inhaler or nebuliser as prescribed, usually when needed for symptoms. Tablets and syrups are less effective and cause more side effects than inhalers. Inhaler or nebuliser 3 to 4 times a day as prescribed. Keep the mist out of your eyes. Always follow the dose your doctor or the pack gives.

What are the side effects of Duolin Respules?

Common side effects include: Tremor, fast heartbeat, headache, muscle cramps, nervousness, Dry mouth, cough, headache. Get medical help straight away for: Breathing gets worse straight after using it, chest pain, you need it more often than usual (asthma is getting worse), Eye pain or blurred vision (glaucoma risk if it gets in the eyes), difficulty passing urine, breathing worse after use.

Does Duolin Respules need a prescription?

Yes. In India it is a prescription (Schedule H) medicine, so a pharmacist should sell it only with a doctor's prescription.

Can I take Duolin Respules in pregnancy or while breastfeeding?

Inhaled forms can be used in pregnancy and breastfeeding; controlling asthma is important for the baby. Inhaled bronchodilators are generally continued in pregnancy and breastfeeding, because uncontrolled breathing problems are the bigger risk; ask your doctor.

What are the substitutes for Duolin Respules?

We have no other brand with exactly the same composition and strength in our list yet. Ask your pharmacist for an equivalent.

Sources and further reading

NHS (UK National Health Service) and MedlinePlus (US National Library of Medicine) are free, reviewed medicine guides. Brand names and doses there may differ from India.

Composition checked against pack details from large Indian online pharmacies. Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.