A prescription medication that blocks some substances in an individual’s body known as leukotrienes is known as Generic Singulair. It is mainly used for controlling and preventing symptoms that are caused by asthma-like wheezing and breathing issues. Before exercise, the medication is also used for preventing breathing difficulties during exercise. It can too aid in reducing when you require to make use of your fast relief inhaler. Symptoms of allergic rhinitis like stuffy or itchy nose, sneezing and hay fever can also be relieved if you buy Generic Singulair and use it. As there are few medications for allergies that can be safer, Generic Singulair is prescribed for this condition if you are unable to take any other medications to treat allergy or if they are not effective.