ranitidine

Question 1

what is the classification of ranitidine?

Answer 1

Histamine 2 receptor antagonists

Question 2

what is the pharmacotherapeutics (use) of ranitidine?

Answer 2

treatment of ulcers. can also be given pre-op to prevent stress ulcers

Question 3

how is ranitidine administered?

Answer 3

orally

Question 4

what is the trade name for ranitidine?

Answer 4

Zantac

Question 5

what is the pharmacodynamics of ranitidine?

Answer 5

inhibits both daytime and nocturnal basal gastrci acid secretions

Question 6

what are the contraindications and precautions of ranitidine?

Answer 6

hypersensitive

Question 7

what are the adverse effects of ranitidine?

Answer 7

HA, blodd count changes, GI effects; hepatocellualar, cholestatic, or mixed hepatitis

Question 8

what health status do you assess with ranitidine?

Answer 8

assess symptoms prior to administration of drug

Question 9

what is the life span and gender for ranitidine?

Answer 9

pregnancy category B

Question 10

what lifestyle, diet and habits do you assess with ranitidine?

Answer 10

assess diet and smoking habits

Question 11

what environment do you assess with ranitidine?

Answer 11

assess environment where drug will be given

Question 12

what culture and inherited traits do you assess with ranitidine?

Answer 12

assess cultural influences on diet

Question 13

how do you maximize the therapeutic effects of ranitidine?

Answer 13

if both ranitidine and antacids are prescribed, given them at least 2 hours apart to prevent decreased absorption of ranitidine. preferably, take antacid 2 hours after ranitidine.

Question 14

how do you minimize the adverse effects of ranitidine?

Answer 14

• monitor serum trough levels in patients with renal or hepatic impairment
• administer IV ranitidine slowly to prevent hypotension and cardiac arrhythmias
• common adverse effect that can be severe is HA

Question 15

what are the patient and family education of ranitidine?

Answer 15

• instruct pts to take the drug exactly as directed

- caution patients not to take double dose if a dose is missed

Question 16

what are the ongoing assessment and evaluation of ranitidine?

Answer 16

during long-term ranitidine therapy, the pt’s blood count should be monitored to detect changes from baseline (leukopenia, thrombocytopenia, granulocytopenia)