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Daniel Shared "Pharm Exam 3, Antimicrobials" - 64 Picmonics

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Pharm Exam 3, Antimicrobials

NRTIs (Nucleoside Reverse Transcriptase Inhibitors)
Indications
HIV
Pregnancy and Prophylaxis given ZDV
Mechanism
Inhibit Nucleotide Binding to Reverse Transcriptase
Chain Termination
Require Phosphorylation
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1 min
NNRTIs (Non-nucleoside Reverse Transcriptase Inhibitors)
Indications
HIV
Mechanism
Do Not Require Intracellular Metabolism
Inhibits Reverse Transcriptase
Side Effects
Rash
Hepatotoxicity
Vivid Dreams and CNS Symptoms
Contraindication
Pregnancy
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2 mins
HAART
HIV
Begin at Diagnosis
3 Drugs
2 NRTIs (Nucleoside Reverse Transcriptase Inhibitors)
And one of the following:
NNRTI (Non-Nucleoside Reverse Transcriptase Inhibitor)
or Protease Inhibitor
or Integrase Inhibitor
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Integrase Inhibitors
-gravir Suffix
Indications
HIV
Mechanism
Blocks Insertion of Viral Genome
Inhibit Actions of Integrase
Side Effects
Hypercholesterolemia
Increased LFT's
Insomnia
Increased Creatine Kinase (CK)
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1 min
Protease Inhibitors
End in "-navir"
Indications
HIV/AIDS
Hepatitis C
Mechanism
Inhibit Protease
Unable to Cleave Proteins
Inhibits Maturation of New Virus
Side Effects
GI Distress
Nephropathy
Lipodystrophy
Hyperglycemia
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3 mins
NRTIs for HIV (Drug Names)
Nucleoside Analog
DEALSZ
Didanosine (DDI)
Emtricitabine (FTC)
Abacavir (ABC)
Lamivudine (3TC)
Stavudine (d4T)
Zidovudine (ZDV)
Nucleotide Analog
Tenofovir (TDF)
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2 mins
Acyclovir (Zovirax)
Mechanism
Guanosine Analog
Inhibits Viral Replication
Thymidine Kinase Activation
Indications
Herpes Simplex Virus (HSV)
Varicella Zoster Virus (VZV)
Side Effects (Oral)
Headache
GI Distress
Side Effects (IV)
CNS Toxicity
Nephrotoxicity (Crystalline Nephropathy)
Considerations
Prevents Recurrent Episodes
Slow IV Infusion
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Genital Herpes
Mechanism
Herpes Simplex Virus 1 and 2 (HSV)
Assessment
May Be Asymptomatic
Oral or Genital Lesions
Vesicles in Clusters
Pain
Flu-like Symptoms
Antiviral Medications
Acyclovir
Valacyclovir
Famciclovir
Considerations
Infectious During Recurrences
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2 mins
Ganciclovir
Indications
Cytomegalovirus (CMV)
Immunocompromised
Mechanism
Guanosine Analog
Disrupts DNA Synthesis
Inhibits Viral DNA Polymerase
Side Effects
Hematologic Effects
Nephrotoxicity
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Zanamivir (Relenza) and Oseltamivir (Tamiflu)
Indications
Influenza A and B
Treatment and Prophylaxis
Mechanism
Inhibits Release of New Virus
Inhibits Influenza Neuraminidase
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Metronidazole
Mechanism of Action
Bactericidal
Forms Free Radical Toxic Metabolites
Damages DNA
Indications
Giardia lamblia
Entamoeba Histolytica
Trichomonas
Gardnerella
Anaerobes
Side Effects
Metallic taste
Disulfiram like Reaction with Alcohol
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2 mins
Entamoeba histolytica
Pathophysiology
Protozoa
Amebiasis
Ingestion of Cysts in Food and Water
Signs and Symptoms
Bloody Diarrhea
Flask-Shaped Ulcer
Liver Abscess
Anchovy Paste
RUQ Pain
Diagnosis
RBCs in Cytoplasm of Trophozoite
Cyst With Four Nuclei
Treatment
Metronidazole
Iodoquinol
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3 mins
Giardia lamblia
Characteristics
Protozoa
Ingestion of Cysts
Seen in Campers
Daycare Centers
Mental Hospitals
Infects Small Intestine
Signs and Symptoms
Bloating
Flatulence
Fatty Diarrhea
Diagnosis
Crescent-shaped Protozoa Adjacent to Epithelial Brush Border
Predisposed if Low IgA
Treatment
Metronidazole
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Scabies
Pathophysiology
Sarcoptes Scabiei Mite
Signs & Symptoms
Pruritus
Papules with Burrows
Webs of Fingers and Toes
Axilla and Nipples
Diagnosis
Skin Scraping
Dermoscopy
Mites and Eggs on Magnification
Treatment
Permethrin Cream
Oral Ivermectin
Lindane Cream
Considerations
Wash All Linens In Hot Water
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3 mins
Lice
Clinical Features
Pediculosis Capitis, Corporis, Pubis
Pruritis
Hyperpigmentation
Louse-borne Diseases
Trench Fever
Bartonella Quintana
Epidemic Typhus
Rickettsia Prowazekii
Relapsing Fever
Borrelia Recurrentis
Treatment
Permethrin
Malathion
Ivermectin
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3 mins
Hookworm Infection
Characteristics
Necator Americanus
Ancylostoma spp
Nematode (Roundworm)
Mode of transmission
Larvae in Soil Penetrate Skin
Pathophysiology
Larvae Migrate To Lungs
Larvae Mature In The Intestine
Risk Factors
Walking Barefoot On Contaminated Ground
Signs & Symptoms
Cutaneous Symptoms
Microcytic Anemia
Treatment
Albendazole
Pyrantel Pamoate
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4 mins
Ascariasis Clinical Features and Management
Early Clinical Manifestations
Cough
Eosinophilic Pneumonitis (Loffler Syndrome)
Late Clinical Manifestations
GI Upset
Bowel or Biliary Obstruction
Worms in Stool
Diagnosis
Stool Ova and Parasite Studies
Management
Albendazole
Pyrantel Pamoate In Pregnancy
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5 mins
Strongyloides Stercoralis
Pathophysiology
Nematode (Roundworm)
Larvae in Soil Penetrate Skin
Uncomplicated Disease
GI Distress
Loffler's Syndrome
Dermatitis
Disseminated Disease
Immunosuppressed
Treatment
Ivermectin
Albendazole
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2 mins
Pinworm (Enterobius Vermicularis)
Pathophysiology
Nematode (Roundworm)
Ingestion of Eggs
Intestinal Infection
Anal Pruritus
Diagnosis
Scotch Tape Test
Treatment
Albendazole
Pyrantel Pamoate
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2 mins
Taenia Solium
Pathophysiology
Cestode (Tapeworm)
Taeniasis
Ingestion of Larvae in Undercooked Pork
Asymptomatic, in Bowels
Cysticercosis
Ingestion of Cestode Eggs
Skin, CNS and Muscles
Treatment
Albendazole
Praziquantel
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1 min

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