hepatitis drugs Flashcards
What is the most common liver disorder?
Viral hepatitis
How many viruses can cause acute hepatitis?
Six: A, B, C, D, E, G
What are the main characteristics of acute hepatitis?
Liver inflammation, jaundice, increased ALT
Which hepatitis viruses can cause chronic hepatitis?
B, C, D
What are the complications of chronic hepatitis?
Cirrhosis, hepatocellular carcinoma, liver failure
How is Hepatitis A transmitted?
Fecal-oral route
What are the risk factors for Hepatitis A?
Low SES areas, poor sanitation, poor hygiene, international travel
What are the symptoms of Hepatitis A?
Fever, malaise, nausea, vomiting, diarrhea, jaundice, anorexia, stomach pain
How effective is the Hepatitis A vaccine?
94-100% effective within 1 month
What are the side effects of the Hepatitis A vaccine?
Injection site soreness, headache, anorexia, malaise
How is Hepatitis C transmitted?
Blood, sexual contact, mother-to-child
What percentage of Hepatitis C infections become chronic?
75-85%
Can asymptomatic individuals transmit Hepatitis C?
Yes
What are the symptoms of Hepatitis C?
Jaundice, nausea, vomiting, abdominal pain, myalgia, arthralgia
How many genotypes and subtypes does Hepatitis C have?
6 genotypes, over 50 subtypes
What is the goal of Hepatitis C treatment?
Cure: No detectable HCV RNA
What were the old treatments for Hepatitis C?
Interferon alfa + ribavirin
What are the pretreatment labs for Hepatitis C?
HCV RNA, CBC, LFTs, eGFR, INR, Hep B surface antigen, HIV, serum Hcg
What should be monitored during Hepatitis C treatment?
Hypoglycemia, INR
What should be checked post-treatment for Hepatitis C?
HCV RNA, LFTs
What are the adverse effects of Hepatitis C drugs?
Nausea, headache, fatigue, weakness, diarrhea, pruritus, insomnia, ALT elevation
What are nursing considerations for Hepatitis C drugs?
Drug interactions (CYP450), give with food, not for pregnancy, caution in older adults
Why is Interferon Alfa-2A no longer recommended?
Not a cure, high adverse effects
How is Interferon Alfa-2A administered?
Parenteral (mostly subQ)