Infection Flashcards
(56 cards)
Penicillin drugs, action, side effects, nursing interventions?
Drugs: Penicillin G, Oxacillin, amoxicillin, ampicillin, piperacillin.
Action: Disrupt cell walls, 15-30% absorbed orally; short half-life orally.
Side effects: No common side effects. Allergy (rash, pruritis, fever)
Nursing Actions: Do not take w/ fruit juices, IV - phlebitis, IM - large muscle, High doses - bleeding disorders, < effectiveness of oral contraceptives.
Cephalosporins drugs, action, side effects, nursing interventions?
Drugs: Cephalexin, cefaclor, ceftriaxone, cefepime
Actions: Disrupt cell walls
Side effects: Diarrhea, nausea, abdominal cramping, rash, superinfections w/ prolonged use.
Nursing interventions: Nephrotoxic
Tetracyclines drugs, action, side effects, nursing interventions?
Drugs: Doxycycline, tetracycline
Action: Inhibit protein synthesis
Side effects: Superinfections, nausea, vomiting, diarrhea, discoloration of teeth, photosensitivity
Nursing interventions: Tak eon empty stomach w/ water; dairy, iron, Ca, Al interfere w/ absorption. Additional contraceptive. Do not use in pregnancy; child < 8. Photosensitivity, nephrotoxic, hepatotoxic, expired - toxic.
Macrolides drugs, action, side effects, nursing interventions?
Drugs: Erythromycin, azithromycin
Action: Bind w/ ribosomes
Side effects: N&V, abdominal cramping
Nursing interventions: Give empty stomach w/ full glass of water, DO NOT GIVE W/ FRUIT JUICE, Hepatotoxic in high doses.
Aminoglycosides drugs, action, side effects, nursing interventions?
Drugs: Gentamicin, Tobramycin, streptomycin
Action: Inhibit protein synthesis
Side effects: N&V, fatigue, rash, nephrotoxic, ototoxic
Nursing Interventions: Not absorbed orally, monitor kidney function, hearing, peak & trough levels.
Fluoroquinolones drugs, action, side effects, nursing interventions?
Drugs: Ciprofloxacin, levofloxacin
Action: interfere with DNA
Side effects: N&V, diarrhea, rash, headache
Nursing interventions: Take w/ food, do not take w/ Ca, Mg, iron, zinc, multivitamins or minerals (< absorption up to 90%), Nephrotoxic , Tendonitis, < cartilage development.
Sulfonamides drugs, action, side effects, nursing interventions?
Drugs: Trimethoprim-sulfamethoxazole
Action: Inhibit synthesis of folate
Side effects: N&V, crystalluria
Nursing interventions: > fluid intake to 2.5-3L/day. Monitor kidney function, photosensitivity.
Classification of amoxicillin?
Antibiotic (anti-infective)
Uses/action for amoxicillin?
Infections of ear, nose, throat, GU tract, skin & soft tissue, gonorrhea.
Broad spectrum; destroys bacterial cell wall.
Interactions for amoxicillin?
Oral contraceptives (< efficacy)
anticoagulants (prolongs bleeding time)
Side effects of amoxicillin?
None common - reactions are usually severe (anaphylaxis)
Why would the health care provider not use a tetracycline to treat Dawn’s ear infection?
Tetracyclines are contraindicated in children under age 8 due to discoloring of teeth and effects on bone growth.
Dawn is prescribed amoxicillin for 7 days. 10 days later she continues to complain of ear pain. Why might this occur?
The medication was not effective against the organism causing the infection.
Classification for Sulfamethoxazole-trimethoprim (Bactrim, septra)?
Anti-infective; sulfonamide.
Contraindications for sulfamethoxazole-trimethoprim (Bactrim, Septra)?
Anemia due to folate deficiency
hyperkalemia
pregnancy & lactation
Uses/action for sulfamethoxazole-trimethorpim (Bactrim, Septra)?
Action - inhibits RNA synthesis
Use - PCP, UTIs, Otitis media, chronic bronchitis, traveler’s diarrhea
Interactions with Sulfamethoxazole-trimethorpim (Bactrim, Septra)?
Oral anticoagulants (> bleeding)
Alcohol
Side effects for Sulfamethoxazole-trimethoprim?
Rash
Nausea
Vomiting
Anorexia
Crystalluria
Nursing interventions for Sulfamethoxazole-trimethoprim?
Monitor coagulation times if also receiving anticoagulants
Older adults - monitor for thrombocytopenia (bruising, bleeding)
Monitor I&O & kidney function
Drink 2.5-3L of fluid per day
Report rash, sore throat, fever, Purpura, jaundice - early signs of serious reaction
Classification for azithromycin (Zithromax)?
Macrolide antibiotic
Contraindications for azithromycin (Zithromax)?
Uses: pneumonia, lower respiratory infections, pharyngitis/tonsillitis, gonorrhea, skin infections, otitis media, sinusitis.
Interactions with azithromycin (Zithromax)?
Antacids
Food < absorptions by 50%
Statin drugs
St. John’s wort
GRAPEFRUIT
Side effects of azithromycin (Zithromax)?
Pruritis
Rash
Nausea
Vomiting
Diarrhea
Nursing interventions for Azithromycin (Zithromax)?
Monitor liver function
Give on empty stomach
Minimize direct sunlight exposure
Antacids - 2 hrs before or after drug