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Drugs for Pep ulcers
| Term | Definition |
|---|---|
| Names of H2 receptors blockers | Cimetidine Ranitidine Famotidine Roxatidine Loxatidine Tiotidine Nizatidine Oxmetidine |
| Actions of H2 receptor blockers | Decrease intrinsic factors, pepsin, and gastric acid Attenuate fall in BP due to histamine Block histamine induced cardiac stimulation, uterine relaxation, bronchial relaxation. |
| Effects of Cimetidine | Increases plasma prolactin Decreases estrogen metabolism Displaces dihydrotestosterone from its receptors |
| Long term effects of Cimetidine | Gynecomastia, low libido, impotence and temp oligospermia |
| Common A/E of Cimetidine | Myalgia Skin rashes Itching Confusion Restlessness Hallucinations Delirium Convulsions Coma-Elderly |
| Names of Proton pump inhibitors | Omeprazole Lansaprazole Pantoprazole Rabeprazole Esomeprazole |
| MOA of Omeprazole | Two charged cationic forms; Suphenic acid & sulphenamide react covalently with the SH groups of the H+/K+ATPase - irreversible inactivation |
| Common A/E of Proton pump inhibitors | Modest hypergastrinemia Diarrhoea Abdominal pain. Skin rashes Leukopenia. Potential risk-bacterial overgrowth & Nosocomial pneumonia. |
| Use for Pr | |
| Names of Ulcer protective drugs | Sucralfate Colloidal bismuth subcitrate(CBS) |
| Common A/E of Sucralfate | Constipation Dry mouth Hypophosphatemia Rashes Pruritus |
| Uses for Sucralfate | Duodenal ulcer Gastric ulcer Reflux oesophagitis Gastritis Bile reflux Phosphate stones in the kidney Stomatitis |