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Pharm II Unit 7 Antibiotics
Pharm II Unit 7 Antibiotics
87
Nursing
Undergraduate 3
03/08/2012

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Term
Gentamicin (Garamycin)
Class
Definition
Aminoglycoside
Term
Gentamicin (Garamycin)
Pharmacodynamics
Definition
Affects cell reproduction, weakens cell wall leading to rupture
Term
Gentamicin (Garamycin)
Pharmacokinetics
Definition
-Does not cross BBB
-Reaches high concentrations in inner ear and kidneys
-Poor absorption with oral administered IV
-Does have topical and ophthalmic preparations
Term
Gentamicin (Garamycin)
Use
Definition
-Serious urinary tract infections and other infections such as pyelonephrit is, respiratory infections, osteomyelitis ect
-Ineffective against anaerobes
Term
Gentamicin (Garamycin)
Contraindications
Definition
-Pregnancy and lactation
-Allergies to aminoglycosides
-Caution in patients with renal or hepatic dysfunction, hearing loss and myasthenia gravis
Term
Gentamicin (Garamycin)
Common Adverse Effects
Definition
-Nausea, vomiting and diarrhea and weight loss
Term
Gentamicin (Garamycin)
Serious Adverse Effects
Definition
-Nephrotoxicity, ototoxicity (these occur more in the very young and elderly), and neuromuscular blockade (may result in respiratory depression)
-CNS: confusion, depression, disorientation, numbness, and tingling
-depressed bone marrow
Term
Gentamicin (Garamycin)
Nursing Interventions
Definition
-Monitor peak and trough levels
-Administer at least 2 hours before and after extended penicillin are infused
-Teach clients to notify physician s/s of: ototoxicity: HA, nausea, dizziness, tinnitus, balance difficulties or notify of s/s of nephrotoxicity: frequent or diminished urinary excretion
-monitor for suprainfection
-take aspirin for body
Term
Clindamycin (Cleocin)
Class
Definition
Lincosamide
Term
Clindamycin (Cleocin)
Pharmacodynamics
Definition
Bacteriostatic or bacteriocidal depending on concentration at the site of action
Term
Clindamycin (Cleocin)
Pharmacokinetics
Definition
-absorption affected by food
-Can be given oral, IM, IV
Term
Clindamycin (Cleocin)
Use
Definition
-use against anaerobic gram positive coccid and some anaerobic gram negative
Term
Clindamycin (Cleocin)
Contraindications
Definition
-pregnancy and lactation
-allergic reaction to lincosamides
-history of asthma or other allergies
-hepatic or renal dysfunction
-caution with patients with a history of antibiotic associated colitis
Term
Clindamycin (Cleocin)
Common Adverse Effects
Definition
-nausea, vomiting, abdominal pain, rash and pruritius
Term
Clindamycin (Cleocin)
Serious Adverse Effects
Definition
-Black Box warning about possible psudomembranous colitis (clostridum defficile) will result in diarrhea, abdominal tenderness
-thombocytopenia, neutropenia
-maculopapular rash
Term
Clindamycin (Cleocin)
Nursing Interventions
Definition
-Tell clients to call prescriber immediately if they develop diarrhea
-take on an empty stomach with a full glass of water, if GI distress occures take with food
-teach client to notify physician if sore throat, easy bleeding or fatigue develop
-take back up method of contraception
Term
Erythromycin (E-Mycin)
Class
Definition
Macrolides
Term
Erythromycin (E-Mycin)
Pharmacodynamics
Definition
-either bacteriostatic or bacteriocidal
-inhibit RNA which prevents cell division or can cause cell death
Term
Erythromycin (E-Mycin)
Pharmacokinetics
Definition
-inactivated by gastric acid. most newer preparations overcome this
-can be given IV
Term
Erythromycin (E-Mycin)
Use
Definition
-Legionnaire disease, mycoplasma, pneumonia, diptheria, chlamydia infections and as an alternative to beta lactam antibiotics
Term
Erythromycin (E-Mycin)
Contraindications
Definition
-Hypersensitivity
-Persons with hepatic compromise
-Pregnancy or lactation, client with impaired hearing or GI disease
Term
Erythromycin (E-Mycin)
Common Adverse Effects
Definition
-GI distress. Nausea, vomiting, abdominal pain and diarrhea
Term
Erythromycin (E-Mycin)
Serious Adverse Effects
Definition
-Urticaria, maculopapular rash, erythema
-jepatotoxicity, QT prolongation, psudomembranous colitis, ventricular tachycardia
Term
Erythromycin (E-Mycin)
Nursing Interventions
Definition
-Provide small frequent meals, administer on an empty stomach unless GI distress is pronounced
Term
Linezolid (Zyvox)
Class
Definition
Oxazolindinones
Term
Linezolid (Zyvox)
Pharmacodynamics
Definition
Attacks bacteria by blocking the early stages of the process bacteria use to make proteins
Term
Linezolid (Zyvox)
Pharmacokinetics
Definition
-oral and parenteral
Food delays absorption
Term
Linezolid (Zyvox)
Use
Definition
Bacteremia associated with VRE (vancomycin resistant enteroccoccus)
Term
Linezolid (Zyvox)
Contraindications
Definition
-Hypersensitivity
-Use with caution in clients with phenylketonuria
-use cautiously in clients with suppressed bone marrow functions
-use cautiously in clients with untreated hyperthyroid disease, hypertension, sever cardiac disease
Term
Linezolid (Zyvox)
Common Adverse Effects
Definition
Nausea, vomiting, headache, and diarrhea
Term
Linezolid (Zyvox)
Serious Adverse Effects
Definition
-Thrombocytopenia
-Pseudomembranous colitis
Term
Linezolid (Zyvox)
Nursing Interventions
Definition
-Do not take any OTC medications without the health care provider's approval
-Administer evenly throughout the day
-Limit patient's intake of food or beverages containing tyramine, caffeine or alcohol. Teach client to avoid these foods at home home as well
-Teach clients s/s of thrombocytopenia and pseudomembranous colitis and to notify physician
-Have client have physician review all medications ordered by other providers for possible interactions
Term
Quinupristin/Dalfopristin
Class
Definition
Stroptogramins
Term
Quinupristin/Dalfopristin
Pharmacodynamics
Definition
-irreversibly blocks ribosome functioning
-bacteriostatic alone
-bacteriocidal when used in combination
Term
Quinupristin/Dalfopristin
Pharmacokinetics
Definition
IV route only
Term
Quinupristin/Dalfopristin
Use
Definition
-treatment of VRE
-complicated skin infections
Term
Quinupristin/Dalfopristin
Contraindications
Definition
-hypersensitivity
-caution in clients with decrease hepatic functioin
Term
Quinupristin/Dalfopristin
Common Adverse Effects
Definition
-injection site pain
-nausea, vomiting, diarrhea, thrombophlebitis
-rash pruritus
Term
Quinupristin/Dalfopristin
Serious Adverse Effects
Definition
-pseudomembranous colitis, superinfection
-hepatotoxicity
Term
Quinupristin/Dalfopristin
Nursing interventions
Definition
-report any pain during infusion
-teach potential adverse effects such as arthralgia, rash, pruritis
-teach clients to report cough, congestion, warmth as these could indicate a suprainfection
-advise patients to report any diarrhea immediately to provider to avert pseudomembranous colitis
Term
Tetracycline (Sumycin)
Class
Definition
Tetracyclines
Term
Tetracycline (Sumycin)
Pharmacodynamics
Definition
Bacteriostatic
Term
Tetracycline (Sumycin)
Pharmacokinetics
Definition
-Oral administratioin
-Can be affected by food, iron preparation, antacids containing calcium, magnesium and aluminum
Term
Tetracycline (Sumycin)
Use
Definition
-rickettsia
-mycoplasma pneumonia
-chlamydia
-acne
Term
Tetracycline (Sumycin)
Contraindications
Definition
-Known allergies
-Pregnancy or lactation
Term
Tetracycline (Sumycin)
Common Adverse Effects
Definition
-N/V, diarrhea, abdominal pain, glossitis, dysphagia, damage to the teeth (discoloration) and hepatic toxicity
-photosensitivity
Term
Tetracycline (Sumycin)
Serious Adverse Effects
Definition
Azotemia- especially in clients with renal compromise
Term
Tetracycline (Sumycin)
Lifespan Alert
Definition
Calcium binds to calcium iin developing teeth and bones. Should not be given to pregnant (2nd and 3rd trimester), should not be given to children younger than 8 years old.
Term
Tetracycline (Sumycin)
Nursing Interventions
Definition
-Teach clinets to take med on an empty stomach
-Administer at evenly spaced intervals
-Suck on ice chips or hard candy for sore mouth
Term
Chloramphenicol
Pharmacodynamics
Definition
-bacteriostatic
bacteriocidal at higher dosages and against susceptible organisms
Term
Chloramphenicol
Pharmacokinetics
Definition
-can be administered orally or IV
-increased plasma levels in hepatic and renal dysfunction and premature infants
Term
Chloramphenicol
Use
Definition
-Broad spectrum active against gram-positive and gram negative bacteria
-black label warning-should only be used in serious infections when other antibiotics ineffective
Term
Chloramphenicol
contraindications
Definition
-hypersensitivity
-no breast-feeding women -suppresses bone marrow
-use cautiously in persons with depressed bone marrow function
-caution with pregnant women, infants and children, persons with renal or hepatic disease
Term
Chloramphenicol
Common Adverse Effects
Definition
HA, N/V, and diarrhea
Term
Chloramphenicol
Serious Adverse Effects
Definition
-"gray baby"
-blood dyscrasias:aplastic anemia, hypoplastic anemia, thrombocytopenia, pancytopenia
Term
Chloramphenicol
Lifespan Alert
Definition
-Pregnant women, children and infants
-infants may develop "gray baby"
Term
Mupirocin (Bactroban)
Class
Definition
Topical
Term
Mupirocin (Bactroban)
Pharmacodynamics
Definition
Inhibit bacterial growth by disrupting protein synthesis
Term
Mupirocin (Bactroban)
Use
Definition
Treat impetigo and other minor skin infections
Term
Vancomycin (Vancocin)
Class
Definition
Vancomycin
Term
Vancomycin (Vancocin)
Pharmacodynamics
Definition
Bacteriocidal
Term
Vancomycin (Vancocin)
Pharmacokinetics
Definition
-Oral bioavailability is low
-Oral administration is used to treat GI infection such as pseudomembranous colitis
Term
Vancomycin (Vancocin)
Use
Definition
-Bacterial septicemia
-Endocarditis
-Bone and Joint infections
-Pseudomembranous colitis
Term
Vancomycin (Vancocin)
Contraindications
Definition
-Hypersensitivity
-Pregnant
-Should monitor vancomycin levels in nursing neonates
-Oral vancomycin used cautiously in patients with inflammatory bowel disease
Term
Vancomycin (Vancocin)
Common Adverse Effects
Definition
-"red man"-fever, chills, rash, sinus tachycardia and pruritis due to histamine release
Term
Vancomycin (Vancocin)
Serious Adverse Effects
Definition
-ototoxicity-tinnitus, hearing loss, vertigo, ataxia, nystagmus
-Nephrotoxicity
Term
Vancomycin (Vancocin)
Nursing Interventions
Definition
-c&s of organism
-Administer IV over at least 60 minutes
-Monitor serum drug levels with peak and trough to decrease ototoxicity
-Advise client to report symptoms such as tinnitus, hearing loss, vertigo or nausea and vomiting
-accurate I&O
-Elderly patients may need decreased dose and frequency or administration, as well as more frequent blood serum monitoring.
Term
Isoniazid (INH)
Class
Definition
Myobacteriym Tuberculosis
Term
Isoniazid (INH)
Pharmacodynamics
Definition
disrupts the synthesis of the bacterial cell wall
Term
Isonizid (INH)
Pharmacokinetics
Definition
-PO and IM
-Crosses the BBB to achive therapeutic effects in the CSF
Term
Isoniazid (INH)
Use
Definition
-prophylazis and management of TB
Term
Isoniazid (INH)
Contraindications
Definition
-Acute hepatic disease
-caution: chronic hepatic disease, alcoholism, severe renal impairment
-caution: DM, malnutrition, alcoholism d/r decreased b6 causing peripheral neuropathy
-caution: seizure disorders d/t neurotoxicity
Term
Isoniazid (INH)
Common Adverse Effects
Definition
-peripheral neuropathy
-elevated liver enzymes
Term
Isoniazid (INH)
Serious Adverse Effects
Definition
-hepatotoxicity
-optic neuritis
Term
Isoniazid (INH)
Lifespan Alert
Definition
-patients >35 year old have increased risk for hepatic dysfunction
Term
Isoniazid (INH)
Nursing Interventions
Definition
-Administer on an empty stomach, unless GI upset occurs
-Administer antacids less than 1 hour before or 2 hours after INH administration
-Teach patients the role of adherence to avoid drug resistance
-Report s/s hepatitis: fatigue, NV, anorexia
-Report tingling in extremities, changing in vision, or anemia
Term
Isoniazid (INH)
Nursing Diagnosis
Definition
-altered protection r/t hepatitis
-risk for infection r/t blood dyscrasias
-risk for peripheral neurovascular dysfunction
-risk for trauma r/t adverse CNS effects
-impaired skin intergrity r/t drug-induced acne
Term
rifampin (Rifadin)
class
Definition
Mycobacterium leprae
Term
rifampin (Rifadin)
Pharmacodynamics
Definition
-inhibits RNA synthesis
-Does not bind to host cells
Term
rifampin (Rifadin)
Pharmicokinetics
Definition
-PO, IV
-Excreted through biliary elimination in feces
Term
rifampin (Rifadin)
Use
Definition
-Leprosy
-Acute TB
-Legionnaire disease
Term
rifampin (Rifadin)
Contraindications
Definition
-hypersensistivity to rifamycin or rifabutin
-IV rifampin for patients whith sulfite sensitivity
-Caution in patients w/history of hepatic dysfunction
-Caution in patients w alcoholism
-caution w/ other hepatotoxic drugs
Term
rifampin (Rifadin)
Common adverse effects
Definition
-discoloration of body fluids: red-orange
-GI disturbances: NV, anorexia, cramps, diarrhea, flatulence
-High-dose: flu-like symptoms: fever, chills, HA, fatigue
Term
rifampin (Rifadin)
Serious adverse effects
Definition
-hepatotoxicity
-pseudomembranous colitis
-pancreatitis
Term
rifampin (Rifadin)
Lifespan alert
Definition
Special attention to AIDS and HIV patients
Term
rifampin (Rifadin)
Nursing Interventions
Definition
-Baseline CBC, LFT, RFT
-IV administration over 3 hours
-PO given 1 hour before or 2 hours after meals
-Contact prescriber immediately for anorexia, nausea, fatigue, malaise, jaundice, cola-colored urine, pale stool
-educate the need for adherence to drug administration to prevent drug resistance
Term
rifampin (Rifadin)
Nursing diagnosis
Definition
-risk for injury r/t hepatic injury
-imbalanced nutrition: less r/t N/V, anorexia, diarrhea
-Ineffective protection r/t potential leucopenia or hemolysis anemia
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