The basic scales of western music during the Middle Ages. The church modes are. A. different from the major and minor scales in that they consist of only six different tones. B. different from the major and minor scales in that they consist of only five different tones.
Levalbuterol tartrate (Xopenex hFa) is a beta2-agonist, hydrofluoroalkane inhalation aerosol labeled for the treatment or prevention of bronchospasm in patients with reversible obstructive airway disease. Levalbuterol is the active R-isomer of albuterol (Proventil), which contains both the R- and S-isomers.
Levothyroxine is a synthetic thyroid hormone used to treat hypothyroidism, a condition in which the thyroid gland doesn't produce enough thyroid hormone. The drug is available under the brand names Levothroid, Levoxyl, Levo-T, Synthroid, Tirosint, and Unithroid.