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Pharm1-final5
Antifungal and Antivirals
Question | Answer |
---|---|
Ampotericin B facts | highly toxic, monitor renal function weekly, damage to kidney may cause hypokalemia, may need supplements, monitor blood levels, combo: potentiated w/flucytosine, shake and bake |
Ampotericin B SE and adverse effects | fever, chills, rigors, nausea, H/A, phlebitis, nephrotoxicity, kidney damage (minimize w/ 1L of saline on tx days); mild reactions reduced by premedicating w/benadryl and ASA or acetaminophen |
Amatadine facts | 1st generation; parkinson drug; used for prophylaxis and influenza A; High risk pt (health care workers & family in extensive contact with pt); TETRAGENIC |
Amatadine SE | CNS (dizziness, nervousness, insomnia, difficulty concentrating), CV (CHF, ortostatic hypotension) |
Acyclovir facts | Antiviral; Active only against members of the herpes virus family; IV for initial and severe, Initial-topical because it reduces duration or viral shedding |
Acyclovir uses | Zovirax, HSV, VZV, CMV, Genital herpes by type 2 HSV |
Action of acyclovir | Inhibits viral replication by suppressing synthesis of viral DNA, selectivity based on ability of certain viruses to activate the drug, resistance occurs especially in transplants and AIDS |
Adverse effects with acyclovir | N/V/D, HA, vertigo, IV phlebitis, nephrotoxicity |
Flucytosin | Almost always giben with amphotericin B |
Interferons | Reduces ALT levels; SE: flu-like symptoms, depression is a concern, suicide has occured |