Procaterol, applied as procaterol hydrochloride (USAN), is an intermediate-acting Î²2-adrenergic receptor agonist used for the treatment of asthma.It has never been filed for FDA evaluation in the United States, where it is not marketed.The drug is readily oxidised in the presence of moisture and air, making it unsuitable for therapeutic use by inhalation.Pharmaceutical company Parke-Davis / Warner-Lambert researched a stabilizer to prevent oxidation, but an effective one was never developed.he drug is readily oxidised in the presence of moisture and air, making it unsuitable for therapeutic use by inhalation. Pharmaceutical company Parke-Davis / Warner-Lambert researched a stabilizer to prevent oxidation, but an effective one was never developed.
Lassaigneâs test is used to detect the presence of elements: Nitrogen (N), Sulfur (S), Chlorine (Cl), Bromine (Br) and Iodine (I). This test involves following two steps. i) preparation of sodium fusion extract (SFE). ii) Detection of elements using SFE.
The Draize test involves placing a small volume of the substance into one eye of each rabbit in a small group of animals (typically three to six), and then recording specific effects observed in that eye over time (typically up to 21 days).