Anti virals Flashcards

1
Q

NTRI’s initial Rx

A

Tenofovir/emticitabine

Then add one of the other boxes (see color diagram)

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2
Q

Considerations for tx choice

A
Pt compliance
Pregnancy
ADEs
DIs
CD4 count
Comorbidities
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3
Q

Tenofovir Disoproxill Fumarate

Adverse events

A

Renal insufficient so check creatine

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4
Q

Tenofovir Disoproxill Fumarate

Used as

A

Pre or post exposure prophylaxis

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5
Q

Emitricitabine

Adverse event

A

Hyperpigmentation of palms, skin discoloration (can mimic 2ndary syphilis)

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6
Q

Zidovudine

Adverse drug effect

A

Bone marrow suppression

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7
Q

Lamivudine

Special consideration

A

Caution with Epivir HBV

Low dose to tx HBV and high dose for HIV

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8
Q

Combo products

A

Emticitabine + tenofovir (truvada)
Emticitabine + tenofovir + efavirenz (atripla)
Emticitabine + tenofovir + elvitegravir + cobicistat (stribild)
Abacavir + Lamivudine (triumeq)

They’re all 1 tablet PO daily

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9
Q

Emticitabine + tenofovir + efavirenz (atripla)

A

Revolutionary in HIV

First 1 dose/day drug

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10
Q

NNRTIs non nucleoside reverse transcriptase inhibitors

A

Efaviranz
Rilpiviline
Nevirapine

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11
Q

Efavirenz

Instructions

A

Dose: 600mg PO HS

Take on an empty stomach

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12
Q

Efavirenz

ADE

A

CNS effects: dizzy, drowsy, vivid dreams- take at bedtime, rash, elevated LFTs, teratogenic, false positive cannabinoid test

Not a good choice for pregnancy

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13
Q

Rilpiviline

A

Not for use in high viral loads (inferior to efavarinz w/viral load >100,000

Avoid use with proton pump inhibitor (needs stomach acid)

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14
Q

Nevirapine

ADE

A

Hepatitis, including fetal hepatic necrosis (higher freq w/ high CD4 count)

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15
Q

PI’s

Protease inhibitors

A

Ritonavir
Atazanavir
Darunavir
Kaletra (lopinavir/ritonavir)

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16
Q

PI’s considerations

A

Use the same pharmacy bc many drug interactions

17
Q

PI’s

Metabolic syndrome

A

Insulin resistance, inc. triglyceride/chol. levels, lipodystrophy redistribution
Hepatotoxic
GI intolerance
Osteopenia and osteoporosis

18
Q

Ritonavir

Fxn

A

Used as pharmacokinetic booster w/other PIs

100-400 mg/day in 1-2 doses

19
Q

Atazanavir

A

Separate from PPI by 12 hrs bc it needs an acidic stomach
ONLY omeperazole 20 mg QID
If you need a PPI switch form this antiviral

20
Q

Atazanavir

ADE

A

Indirect hyperbillirubinemia

Lack of effect on lipids- this is good! (Only one with no lipid effect)

21
Q

Darunavir

ADE/ allergy

A

Contains SULFA

Rash 7% overall occurrence

22
Q

Lopinavir/ritonavir (kaletra)

A

Drug of choice in pregnancy

23
Q
Integrate inhibitor class
ADE
A
Raltegravir
Stribild
Doutegravir
Increase creatine kinase 
- monitor statins and levels
24
Q

Raltegravir

Dose

A

BID

25
Q

Stribild

Dose

A

PO 1x day

26
Q

Dolutegravir

Dose

A

PO BID

27
Q

Drugs in class NRTI ( nucleoside reverse transcriptase inhibitors)

A
Tenofovir Disoproxil
Fumarate
Emitricitsbine
Zidovudine
Lamivudine
28
Q

HSV and VZV

Tx

A
Acyclovir 
Valacyclovir
Famciclovir
Penciclovir
Docosanol
Trifluride
29
Q

HSV and VZV

Topicals:

A

Penciclovir
Docosanol
Triflurdine (eye drops)

30
Q

Acyclovir

Drug forms

A

Topical: oral labial herpes ONLY
IV for disseminated zoster
Oral for all others

31
Q

Acyclovir

Coverage

A

Broad spectrum

HSV 1 HSV 2 and VSV