Drugs for the treatment of peptic ulcers

This chapter describes the physiological role and pathophysical consequences of histamine release and provides a summary of the therapeutic use of histamine H1-receptor antagonists. H2-receptor antagonists are discussed in detail in Chapter 37: Agents Used for Control of Gastric Acidity and Treatment of Peptic Ulcers and Gastroesophageal Reflux Disease in the context of prevention and treatment of peptic ulcers, their principal therapeutic application.

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Drugs for the Treatment of Peptic Ulcers cipitated antacid or, phosphate depletion of the body with excessive intake of Al(OH)3. Na+ ions remain in solution even in the presence of HCO3–-rich pancreatic secretions and are subject to absorption, like HCO3–. Because of the uptake of Na+, use of NaHCO3 must be avoided in conditions requiring restriction of NaCl intake, such as hypertension, cardiac failure, and edema. Since food has a buffering effect, antacids are taken between meals (e.g., 1 and 3 h after meals and at bedtime). Nonabsorbable antacids are preferred.

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