Other Names: Albuterol, Accuneb, Proventil HFA, Proair, Ventolin HFA.
Commonly Prescribed For: Salbutamol is generally prescribed for preventing and treating wheezing, chest tightness, and trouble breathing caused due to lung diseases like chronic obstructive pulmonary disease (diseases that generally affects lungs and air passages) and asthma. This medication can also be used for preventing breathing difficulties [...]

Other Names: Serevent.
Commonly Prescribed For: Salmeterol is generally prescribed for treating wheezing, and shortness of breath caused due to lung diseases like chronic obstructive pulmonary disease (diseases that generally affects lungs and air passages) and asthma. This medication can also be used for preventing bronchospasm during exercise. 

How to Take it: Salmeterol is [...]

Other Names: Salmeterol.
Commonly Prescribed For: Serevent is generally prescribed for treating wheezing, and shortness of breath caused due to lung diseases like chronic obstructive pulmonary disease (diseases that generally affects lungs and air passages) and asthma. This medication can also be used for preventing bronchospasm during exercise.

How to Take it: Serevent is [...]

Other Names: Montelukast.
Commonly Prescribed For: Singulair is generally prescribed for preventing breathing difficulties, and chest tightness caused due to asthma. This medication can also be used for preventing bronchospasm during exercise. This medication can also be used for treating symptoms of seasonal and perennial allergic rhinitis. It is commonly used with other medications. [...]

Other Names: Albuterol, Accuneb, Proair HFA, Ventolin.
Commonly Prescribed For: Proventil is generally prescribed for preventing and treating wheezing, and chest tightness caused due to lung diseases like chronic obstructive pulmonary disease (disease that is said to affects the lungs), and asthma. This medication can also be used for stopping breathing difficulties during exercise.

How to [...]

Other Names: Intal.
Commonly Prescribed For: Cromolyn Sodium is generally prescribed for preventing wheezing, trouble breathing due to asthma, and shortness of breath. This medication can also be used for preventing breathing difficulties during exercise. Cromolyn Sodium is commonly used with other medications.

How to Take it: Cromolyn Sodium is available in the form of [...]

Other Names: Accuneb, Proventil, Proair, Ventolin.
Commonly Prescribed For: Albuterol is generally prescribed for treating and preventing wheezing, chest tiredness due to lung disease like asthma, COPD. Albuterol inhalation aerosol can also be used for preventing breathing difficulties during exercise.
How to Take it: Albuterol is available as a solution to be inhaled via mouth using [...]

Other Names: Theophylline, Elixophyllin, Quibron-T, Respbid, Slo-Bid Gyrocaps, Truxophyllin, Uniphyl
Commonly Prescribed For: Aerolate is a Xanthine bronchodilator, normally prescribed for treating and preventing wheezing due to ongoing lung disease. This medication can also be used for treating asthma, emphysema and shortness of breath.
How to Take it: Take Aerolate medication along with water. You may take [...]

Other Names: Fluticasone and Salmeterol Oral Inhalation.
Commonly Prescribed For:  Advair is used for preventing chronic obstructive pulmonary disease, wheezing and breathing difficulties due to asthma.

How to Take it: Advair is available in the form of a powder to be inhaled via mouth. This medication is generally taken two times every day. Take this medication [...]

Other Names: Beta-Val, Celestone, Diprolene, Luxiq, Betaderm, Betaject, Betnesol, Betnovate, Diprosone, Ectosone, Prevex, Taro-Sone, Topilene, Topisone, Valisone
Commonly Prescribed for: Betamethasone is a corticosteroid used to reduce swelling, redness, itching and allergic reactions. It is also prescribed to treat asthma, allergies, arthritis, Crohn disease and ulcerative colitis, as well as to treat blood disorders and adrenal [...]

Other Names: Terbutaline, Bricanyl
Commonly Prescribed for: Brethine is used to treat bronchospasm associated with lung diseases such as asthma, bronchitis and emphysema.
How to Take It: Brethine is orally taken. It should be taken accordingly to your doctor prescription, no more and no less. Consult with your doctor before taking one if you have heart disease [...]

Other Names: Terbutaline Sulfate, Brethine
Commonly Prescribed for: Having classified in Bronchodilators, Bricanyl loosens airways and makes breathing easier. It works quickly in relieving the symptoms of asthma, chronic bronchitis and emphysema.
How to Take It: The recommended dose for adult is  1 inhalation each time required. If only to relieve the symptoms alone, it is enough. [...]

Other Names: Zaditor
Usually Prescribed for: Ketotifen is used to prevent asthma and allergies.
How to take it: Ketotifen is commonly taken orally.  This allows it to be absorbed and transported to the needed area most efficiently and effectively.  However if you have itchy red eyes then your substitute could be drops.  This is the quickest [...]