Doesn't cure all like Albuterol, but it can help you breathe

What is Formoterol?

Formoterol is a long-acting beta2-agonist bronchodilator. It works by widening the airways in the lungs, which helps you breathe more easily.

About Formoterol

Brand names: Perforomist and Foradil

Route/Dose: -Foradil (DPI (Aerolizer) 1 capsule)

- Perforomist (Neb 20 mcg)

It is a LABA bronchodilator, which means it helps open up your lungs.

Formoterol inhalation comes as a powder-filled capsule to inhale by mouth using a special inhaler and as a solution (liquid) to inhale by mouth using a nebulizer


Onset: 3-4 minutes

Peak Effect: 30-60 minutes

Duration: 12 Hours

Relaxes and opens air passages in the lungs

Formoterol is used for :

Treating asthma in combination with another long-term asthma-control medicine (eg, inhaled corticosteroids). It may also be used to prevent breathing problems caused by exercise. It may also be used for long-term treatment of chronic obstructive pulmonary disease (COPD).

Do not use Formoterol if:

  • you are allergic to any ingredient in formoterol
  • you are using another medicine that has a long-acting beta-agonist (eg, salmeterol) in it
  • you are having an asthma attack or sudden symptoms of COPD (eg, chest tightness, cough, shortness of breath, wheezing)
  • you have asthma and you are not currently using a long-term asthma-control medicine (eg, inhaled corticosteroids)
  • you have asthma that is already well controlled with the use of a long-term asthma-control medicine

Formoterol may cause side effects such as:

  • nervousness

  • headache
  • uncontrollable shaking of a part of the body
  • dry mouth
  • muscle cramps
  • back pain
  • nausea
  • vomiting
  • diarrhea
  • heartburn
  • stomach pain
  • extreme tiredness
  • dizziness
  • difficulty falling asleep or staying asleep
  • stuffed or runny nose
  • sore throat

Drug Interactions

A total of 693 drugs (4433 brand and generic names) are known to interact with formoterol.
  • 20 major drug interactions (61 brand and generic names)
  • 653 moderate drug interactions (4193 brand and generic names)
  • 20 minor drug interactions (179 brand and generic names)

The most common:

Asmanex Twisthaler (mometasone)

Aspirin Low Strength (aspirin)

Combivent (albuterol / ipratropium)

Fish Oil (omega-3 polyunsaturated fatty acids)

Lipitor (atorvastatin)

Paracetamol (acetaminophen)

Singulair (montelukast)

Spiriva (tiotropium)

Ventolin (albuterol)

Vitamin D3 (cholecalciferol)

There are 4 disease interactions with formoterol which include:


Colbert, Bruce J., and Barb J. Kennedy. Integrated Cardiopulmonary Pharmacology. Upper Saddle River, NJ: Pearson/Prentice Hall, 2008. Print.