Although there are well over 100 antibiotics, the majority come from only a few types of drugs. These are the main classes of antibiotics. Penicillins such as penicillin and amoxicillin. Cephalosporins such as cephalexin (Keflex) Macrolides such as erythromycin (E-Mycin), clarithromycin (Biaxin), and azithromycin (Zithromax)
The endogenous serum metabolite of vitamin D (calcitriol, 1,25(OH)2 D3) is considered a true steroid hormone (D hormone), and like glucocorticoids (GCs) and gonadal hormones, may exert several immunomodulatory activities.itamin D, steroid hormones, and autoimmunity. Cutolo M(1), Paolino S, Sulli A, Smith V, Pizzorni C, Seriolo B. Author information: (1)Research Laboratories and Academic Division of Clinical Rheumatology, Department of Internal Medicine, University of Genova, Genova, Italy.
Anabolic steroids, also known as anabolic-androgenic steroids or AAS, are a class of steroid hormones related to the hormone testosterone. They increase protein synthesis within cells, which results in the buildup of cellular tissue (anabolism), especially in muscles.nabolic steroids, also known as anabolic-androgenic steroids or AAS, are a class of steroid hormones related to the hormone testosterone. They increase protein synthesis within cells, which results in the buildup of cellular tissue (anabolism), especially in muscles.