veronica Shared "Unnamed Playlist" - 127 Picmonics

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Unnamed Playlist

Isoniazid
Indications
Tuberculosis (TB)
Mechanism of Action
Requires Catalase Peroxidase
Decreases Mycolic Acid Synthesis
Fast vs Slow Acetylators
Side Effects
B6 Deficiency
Neurotoxicity
Hepatotoxicity
Drug-induced Lupus
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1 min
Ethambutol
Mechanism of Action
Bacteriostatic
Blocks Arabinosyltransferase
Arabinosyltransferase Polymerizes Carbohydrates
Carbohydrate Polymers Make Mycobacterium TB Cell Wall
Side Effects
Red/Green Color Blindness
Reversible with Drug Discontinuation
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39 secs
Rifampin
Tuberculosis (TB)
Blocks RNA Polymerization
Haemophilus influenzae Type B
Leprosy
Meningitis
P450 inducer
Red-orange urine
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55 secs
Penicillin
Gram Positive
Spirochetes
Bind PBPs
Block Transpeptidase Cross-linking of Cell Wall
Activate Autolytic Enzymes
Bactericidal
Hypersensitivity Reactions
Hemolytic Anemia
Beta-lactamase Sensitive
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2 mins
Aminopenicillin Mechanisms
Indications
Broader Spectrum
Drug Names
Ampicillin
Amoxicillin
Mechanism and Characteristics
Beta-Lactamase Sensitive
Combine with Clavulanic Acid
Side Effects
Hypersensitivity Reactions
Ampicillin Rash
Pseudomembranous Colitis
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2 mins
Aminoglycosides
Drug Names
Gentamicin
Neomycin for Bowel Surgery Prep
Amikacin
Tobramycin
Streptomycin
Mechanism of Action
Bactericidal
Inhibit Formation of Initiation Complex
Cause Misreading of mRNA
Require O2 for Uptake
Resistance
Resistance by Transferase Enzymes
Acetylation
Phosphorylation
Adenylation
Indications
Gram-Negative Rod Infections
Synergistic with B-Lactam Antibiotics
Side Effects
Nephrotoxicity Especially When Used with Cephalosporins
Ototoxicity Especially When Used with Loop Diuretics
Teratogen
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5 mins
Tetracycline Drug Names and Indications
Drug Names
Demeclocycline
Minocycline
Doxycycline
Fecally Eliminated
Can be Used in Renal Failure
Indications
Antidiuretic Hormone Antagonist
Chlamydia
Rickettsia
Borrelia burgdorferi
Helicobacter Pylori
Mycoplasma Pneumonia
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3 mins
Tetracycline Toxicities
Inhibition of Bone Growth in Children
Teratogen
Discoloration of Teeth
Photosensitivity
GI Distress
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2 mins
Macrolides
Bacteriostatic
Erythromycin
Azithromycin
Clarithromycin
Bind to 23S rRNA of 50S subunit
Inhibit protein synthesis by blocking translocation
Gram-Positive Cocci
Atypical pneumonia
Chlamydia
Resistance by methylation of 23S rRNA binding
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1 min
Sulfonamides Mechanisms
Bacteriostatic
Gram-Positive
Gram-Negative
Nocardia
Chlamydia
PABA antimetabolites
Inhibit dihydropteroate synthase
Sulfamethoxazole
Sulfisoxazole
Sulfadiazine
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1 min
Fluoroquinolones Antibiotics
-floxacin
Mechanism of Action
Inhibits Topoisomerase II & IV
Bactericidal
Indications
Gram-negative Rods
Pneumonia
Gastrointestinal Infections
Urinary Tract Infection
Genital Infections
Drugs
Levofloxacin
Ciprofloxacin
Has Pseudomonas Coverage
Considerations
Avoid Polyvalent Cations
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3 mins
Aminopenicillin Uses
Drug Names
Ampicillin
Amoxicillin
Indications
Shigella
Haemophilus Influenzae
Salmonella
Listeria
Enterococci
Proteus Mirabilis
E. Coli
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1 min
3rd Generation Cephalosporin
Drug Names
Cefotaxime
Ceftriaxone
Cefdinir
Ceftazidime
Pseudomonas
Indications
Serious Gram-Negative Bacteria Resistant to Other Beta-Lactams
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1 min
4th Generation Cephalosporin
Drug Name
Cefepime
Indications
Increased Activity Against Gram-Positive Infections and Pseudomonas
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29 secs
Aztreonam
Monobactam
Resistant to beta lactamases
Binds to penicillin binding protein (PBP)
Inhibit cell wall synthesis
No Activity on Gram-Positives or Anaerobes
Gram-Negative Rods
Non allergenic to penicillin
Synergistic with aminoglycosides
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2 mins
Imipenem
Mechanism
Resistant to beta lactamases
Broad Spectrum
Indications
Anaerobes
Gram-Negative Rods
Gram-Positive Cocci
Must administer with cilastatin
Cilastatin is inhibitor of renal dehydropeptidase I
Side Effects
Diarrhea
Skin rash
Seizures
Considerations
Meropenem
Stable to dehydropeptidase I
Reduced risk of seizures (Non seizure causing)
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2 mins
Vancomycin Mechanism
Bacteriostatic and Bactericidal
Gram-Positive
Inhibits Cell Wall Mucopeptide
Binds to D-ala D-ala
Resistance with change to D-ala D-lac
Staphylococcus aureus
Orally for Clostridium difficile
Enterococci
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2 mins
Vancomycin Side Effects & Toxicity
Side Effects
Thrombophlebitis
Nephrotoxicity
Ototoxicity
Diffuse Flushing Called Red Man Syndrome
Prevent with Antihistamine
Prevent with Slow Infusion
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2 mins
Macrolides Side Effects
Side Effects
Diarrhea
Prolonged QT Interval
P450 Inhibitor
Cholestatic Hepatitis
Skin Rash
Eosinophilia
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2 mins
Clindamycin
Mechanism of Action
Bacteriostatic
Binds 50S Ribosomal Subunit
Blocks Translocation
Indications
Anaerobic Infections above the Diaphragm
Aspiration Pneumonia
Lung Abscess
Side Effects
Can Cause Pseudomembranous Colitis
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1 min

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