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Pharm Chapter 13.txt
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AIDS is caused by
a retrovirus named HIV
Retroviruses are viruses that contain
RNA instead of DNA
What HIV enzyme is responsible for creating proviral DNA from viral RNA?
Reverse transcriptase
Antiretrovirals
slow growth or prevent duplication of retroviruses
Valtrex is used for
genital herpes
Acyclovir is used for
Varicella zoster
Two types of antiretrovirals
reverse transcriptase inhibitors (early stages of virus) and protease inhibitors (later in lifecycle of virus)
Reverse transcriptase inhibitors prevent
HIV enzyme reverse transcriptase from creating HIV proviral DNA from the viral RNA
Two categories of reverse transcriptase inhibitors
nucleoside analogue RTI and nonnucleoside analogue RTI
Protein inhibitors
block the HIV enzyme protease and prevent them from being cleaved
Most antiretroviral agents inhibit cytochrome P450 enzyme system involved in metabolizing meds through the liver. (should be shaken before use)
Patients taking indinavir sulfate may develop Crix Belly, which is
elevated triglycerides, cholesterol and plasma glucose with 40 lb weight gain with fat in abdomen and lost in arms and legs
Superficial infection
in skin or nail
Systemic infection
lung or liver
Type of antifungal
nystatin, diflucan
Antifungals interfere with alcohol severely
The absorption rate of griseofulvin is increased after
patient eats a fatty meal
Ketoconazole requires
stomach acidity
Retroviruses are
messenger RNA that codes for HIV polyprotein
Mycotic infection refers to infection caused by
yeast
Fungi are found in lungs and skin/nailbeds
Adverse drug reactions produced by antifungals are
associated with hepatotoxicity
Superinfections may result with prolonged use of antifungals concurrently with
corticosteroids
Antifungal medications have which of the following actions
Allow intracellular components to leak through the cell membrane, increase cell membrane permeability, inhibit nucleic acid synthesis
Author
Anonymous
ID
139606
Card Set
Pharm Chapter 13.txt
Description
Pharm Chapt 13
Updated
2012-03-04T23:16:23Z
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