Drug Wikipedia

  Levalbuterol Levalbuterol is a medication used to treat or prevent bronchospasm in people with reversible obstructive airway disease, such as asthma or chronic obstructive pulmonary disease (COPD). It is a bronchodilator, which means it works by relaxing the muscles in the airways, allowing for easier breathing. Levalbuterol is a selective beta-2 adrenergic receptor agonist, similar to albuterol. However, levalbuterol is the purified form of albuterol and contains only the active enantiomer (R-enantiomer), whereas albuterol contains a mixture of the R and S enantiomers. The R-enantiomer is believed to have more bronchodilatory effects and fewer side effects compared to the S-enantiomer. Levalbuterol is typically administered through inhalation using a nebulizer or metered-dose inhaler. It works quickly, with effects starting within a few minutes and lasting for several hours. Levalbuterol is available under various brand names depending on the country and manufacturer. Some commo...

  Albuterol (Salbutamol) Albuterol is a medication commonly used to treat respiratory conditions such as asthma, chronic obstructive pulmonary disease (COPD), and other breathing difficulties. It belongs to a class of drugs called beta-agonists, specifically selective beta-2 adrenergic agonists, which means it primarily targets the beta-2 receptors in the lungs. When inhaled, albuterol relaxes the muscles surrounding the airways, allowing them to open up and making it easier to breathe. It also helps to reduce inflammation and mucus production in the airways, further improving breathing. Albuterol is available in various forms, including inhalers (metered-dose inhalers or MDIs), nebulizer solutions, and tablets. The inhaler form is the most common and convenient method of administration for quick relief of acute symptoms. Some common brand names of albuterol include: 1. Salbutamol (commonly used in countries outside the United States) 2. Proventil 3. ProAir 4. AccuNeb 5. Vospire 6...