Unformatted text preview: n eye solutions
for eye allergies.
– Neither agent is an antihistaminic that competes for H1
receptor sites. • Do periodic blood tests (check for blood dyscrasias) H2 antagonists
• Block a second type of histamine receptors:
– cimetidine (Tagamet®)
rantidine (Zantac®) • These agents are not antihistamines as we
know them. Therapeutic Uses: H2 antagonists
• Decrease gastric secretion (ulcer patients)
• Treat heartburn (esophageal reflux) -unapproved use
– Preliminary studies look promising for this use. Side Effects: H2 Antagonists
– Does not cause usual sedation in most patients.
– Occasionally, causes diarrhea, muscle pain, rash,
– Also, because inhibits P450 enzymes, can delay
metabolism of other drugs in liver. • Very rare
– breast enlargement in some men
– mental confusion in older patients. GI Drugs
– muscular and/or glandular
tissue of G.I. tract
– either directly or indirectly
via ANS. • Basically, discussion will:
– start with stomach
– and work toward intestines. Objective 5
• For the following GI drugs identify:
– Therapeutic uses
– Common side or toxic effects
– Contraindications and Cautions, if any
• Antacids and other acid inhibitors
Carminatives Antacids and other acid inhibitors
• Therapeutic Uses...
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This document was uploaded on 02/07/2014.
- Spring '14