Cimetidine

Generic Name

cimetidine

Trade Name

Tagamet

Indication

treatment of duodenal ulcers, GERD, heartburn, Zollinger Ellison syndrome, prevention of GI bleeding in critical patients.

Action

inhibits action of  histamine leading to inhibition of gastric acid secretion

Therapeutic Class

antiulcer agent

Pharmacologic Class

Histamine H2 antagonist

Nursing Considerations

increases serum level of warfarin

can lead to respiratory infection (green sputum)

monitor for arryhtmias

may cause agranulocytosis, aplastic anemia

monitor CBC during therapy

take medication as directed

instruct patient to increase fluid and fiber intake to decrease constipation