Here is a list of various macrolide antibiotics. 1. Erythromycin: (i) This macrolide antibiotic was isolated from Streptomyces erythreus, a soil- born organism in 1952. (ii) It consists of two sugars, desosamine and cladinose, which are attached to erythronolide, a macro cyclic lactone. (iii) It is slightly water soluble. (iv) The antibiotic remains more active, in alkaline medium than at [...]
Here is a list of top fifteen antibacterials. 1. Ionophores: These polyether antibiotics are fermentation products of Streptomyces species. Monensin, salinomycin, narasin and lasalocid are the commonly used substances in this group. Maduramycin and semduracin are the newer ionophore antibiotics. Monensin: This antibiotic alters the cell permeability. It is obtained from Streptomyces cinnamonensis. By complexing with the sodium of cell [...]
This article throws light upon the three main drugs acting against heart worms. They are: 1. Thiacetarsamide Sodium 2. Dithiazanine 3. Diethylcarbamazine Citrate. Drug # 1. Thiacetarsamide Sodium: It consists of the sodium salt of S, S-diester of p-carbamolydithiobenzene aronous acid with mercaptoacetic acid. The chemical structure is depicted in Fig. 35.5. Therapeutic Effectiveness: After 4 doses of thiacetarsamide adult [...]