Meds Flashcards
Sulindac
COX1 inhibitor
Piroxicam
COX1 inhibitor
ASA
COX1
Irreversible (8-10 days)
1200-1500 mg TID
For: Rheumatoid, fever
GI upset
Ibuprofen
COX 1= COX 2
Less GI upset than ASA
Meclofenamate
COX 1= COX2
Celecoxib
(Celebrex)
COX 2
Use: Arthritis
CV thrombus box warn
**with food, Increase CYP2C9
Indomethacin
Non-specific COX inhibitor
Inhibits COX AND Lipoxygenase Synthesis
Uses: Arthritis, gout, Patent Ductus Arteriosus
GI issues: 1/3 patients
Diclofenac (Voltaren)
What other med can you give with it to relieve side effect?
Non-specific COX inhibitor
Inhibits COX AND Lipoxygenase Synthesis
Use: Pain, inflammation, fever
Decrease the 20% of GI upset with Misoprostol
Tylenol
COX2- but not NSAID, no anti-inflammation
TOXIC: 15g = FATAL
Glucocorticoid
^Transcription of:
Inhib synthesis of:
^ Transcription of : Annexin 1= suppress phospholipase and AA. Inhib leukocyte response
Inhib Inh-NFxB: pro-inflammatory cytokine
Methotrexate
Non-biologic DMARDS
*Adenosine production
Cyclophosphamide
Non-biologic DMARDS
Cyclophosphamide – B&T cell suppression
Cyclosporine
Non-biologic DMARDS
Cyclosporine – Inhibition of interleukins
Abatacept (Orencia)
Biologic DMARDS
Abatacept (Orencia) – Blocks T-cell activation
Rituximab
Biologic DMARDS
Rituximab (Rituxan) – Depletes B-lymphocytes
Adalimumab
Biologic DMARDS
Adalimumab (Humira) – anti-TNF-α
μ (mu)
Full agonist:
Partial Agonist:
Antagonist:
Full agonist: morphine, fentanyl
Partial agonist: codeine, oxycodone
Antagonist: naloxone (Narcan)
Morphine
ADME:
Phenanthrene
A: Well absorbed (IM, SQ, Oral)
D: Highly perfused tissues – accumulation
M: Morphine – Phase II to active forms (M3G, M6G)
Esters (heroin) – tissue esterases to morphine
Other – Phase I (CYP3A4, CYP2D6)
E: Mainly in urine
Meperidine (Demerol)
POST- OP SHIVERING
Phenylpiperidine
Meperidine (Demerol)
Antimuscarinic effects (tachycardia)
(-) inotrope
Seizures
Usage decreasing due to side effects
Methadone
Methadone
Use: Chronic pain (morphine tolerance)
Duration=: 4-6hrs
Long half-life (25-50 hrs)
CYP3A4
Opioid abuse
Fentanyl
Phenylpiperidine
Strong Opioid
Propoxyphene (Darvon)
Propoxyphene (Darvon) - decreasing
Phenylheptylamine
Moderate Opioid
Percocet
vs
Percodan
Percocet: Oxy + Tylenol
Percodan: Oxy+ ASA
Codeine/ Oxycodone
Phenanthrenes
Moderate Opioids
Loperamide (Immodium)
Phenylpiperidine
Moderate Opioid
Loperamide (Immodium) Use:– diarrhea
Low incidence of abuse
Review: CNS effect with Quinidine
Naloxone
naltrexone
Derivatives of Morphine
Naltrexone last longer than Naloxone (1-3mins)
Penicillin
Inhibits cell wall synthesis. Gram + / Anaerobes
5 ring+ B lactam ring
Hypersensitivity
Most common drug allergy
Can cross react with similar antibiotics
Allergic reactions
Anaphylactic shock (0.05%)
Skin rash (<1%)
Oral lesions
Hemolytic anemia
Interstitial nephritis
Cephalosporin
Inhibits cell wall synthesis. Gram +/ Anarobes
-More resistant to b-lactamase
-Broader spectrum
-First Generation
-Better gram (+) activity
-Uses:UTI, Staph
-Alternative to PCN (less allergy)
Vancomycin
-Resistant to beta-lactamase
-Alternative to PCN resistant bacteria (MRSA)
-“Drug of last resort”
Toxicity: 10% adverse reactions
Irritating to tissues, Chills/fever, Ototoxicity, nephrotoxicity, “Red neck” syndrome
Binds to amino acid and prevents the cross-link enzyme
polymyxins
Disruption of Cell Membrane Function: GRAM (-)
Polypeptide antibiotics (polymyxins)
Act as detergents
Bind to phospholipids
Tetracyclines
Inhibit protein synthesis
Bacteriostatic
widest spectrum of activity of any antibiotics
destroy the normal intestinal microbiota =severe gastrointestinal disorders – bone deposition disorder
Macrolides:
Clarithromycin (Biaxin)
Azithromycin (Zithromax)
Antibiotic: inhibition of protein synthesis
Semi-synthetic derivatives
Erythromycin:
-Protoype drug
-Streptomyces erythreus
Spectrum: (+), (-), Atypicals
Rifamycin
Antibiotic that inhib Nucleic Acid Synthesis
Inhib mRNA synthesis
Quinolones
Types: Cipro, Levaquin, Floxin
Antibiotic that inhib Nucleic Acid Synthesis
Inhibit DNA gyrase (bacterial)
Excellent Gram (-) activity
Good Gram (+)
Uses: UTI, RTI
Bone and joint infections
ADR
Sulfonamides
trimethoprim
Sulfonamides - Anti-biotics inhibits folic acid synthesis
Similar to PABA
Inhib: Synthesis of folic acid
Use:
-Pneumocystis (pneumonia)
- toxoplasmosis (parasite from uncooked meat)
Conjunction with trimethoprim
Bactrim, Septra
Toxicity:
Allergenic
May precipitate in urine
Hematopoetic disturbances
Zidovudine (Azidothymidine, AZT)
Antiretroviral Nucleoside/Nucleotide Analogs
Combined with other antivirals in Highly Active Antiretroviral Therapy (HAART)
Inhibitor of reverse transcriptase