Mosby's 2014 Nursing Drug Reference (96 page)

HIGH ALERT
CISplatin (Rx)

(sis′pla-tin)

Func. class.:
Antineoplastic alkylating agent

Chem. class.:
Platinum complex

Do not confuse:
CISplatin
/CARBOplatin

ACTION:

Alkylates DNA, RNA; inhibits enzymes that allow for the synthesis of amino acids in proteins; activity not cell-cycle–phase specific

USES:

Advanced bladder cancer; adjunct in metastatic testicular cancer; osteosarcoma; soft-tissue sarcomas; adjunct in metastatic ovarian cancer; head, neck cancer; esophagus, prostate, lung, cervical cancer; lymphoma

Unlabeled uses:
Astrocytoma; breast, gastric, head, neck, hepatocellular, lung, penile cancer; carcinoid, desmoid tumor; Hodgkin’s disease, malignant glioma, malignant melanoma, neuroblastoma, non-Hodgkin’s lymphoma (NHL), osteogenic sarcoma

CONTRAINDICATIONS:

Pregnancy (D), breastfeeding

 

Black Box Warning:

Preexisting hearing impairment, bone marrow suppression, platinum compound hypersensitivity, renal disease/failure

Precautions:
Geriatric patients, vaccination

DOSAGE AND ROUTES
Calculator

Dosage protocols may vary

Metastatic testicular cancer

• Adult:
IV
20 mg/m
2
/day × 5 days, repeat q3wk for 2 cycles or more, depending on response

Advanced bladder cancer

• Adult:
IV
50-70 mg/m
2
q3-4wk

Metastatic ovarian cancer

• Adult:
IV
100 mg/m
2
q4wk or 75-100 mg/m
2
q3wk with cyclophosphamide

Hodgkin’s/non-Hodgkin’s lymphoma (unlabeled)

• Adult and child:
IV INF
100 mg/m
2
24 hr continuous inf day 1 of 4-day regimen with cytarabine/dexamethasone q3-4wk

Gastric cancer (unlabeled)

• Adult:
IV
75 mg/m
2
on day 1 with docetaxel 75 mg/m
2
and fluorouracil 750 mg/m
2
on days 1-5, q21days

Available forms:
Inj 0.5
, 1 mg/ml

Administer:
IV route

• 
Do not use aluminum equipment during any preparation or administration, will form precipitate; do not refrigerate unopened powder or solution; protect from sunlight

• 
Prepare in biologic cabinet using gown, gloves, mask; do not allow product to come in contact with skin; use soap and water if contact occurs; use cytotoxic handling procedures

• 
Hydrate patient with 0.9% NaCl over 8-12 hr before treatment

• 
EPINEPHrine, antihistamines, corticosteroids for hypersensitivity reaction

• 
Antiemetic 30-60 min before product and prn; allopurinol to maintain uric acid levels, alkalinization of urine; diuretic (furosemide 40 mg IV) or mannitol after INF

Intermittent IV INF route

• 
Dilute
10 mg/10 ml or 50 mg/50 ml sterile water for inj, withdraw prescribed dose;
dilute
1/2 dose with 1000 ml D
5
0.2 NaCl, D
5
0.45 NaCl with 37.5 g mannitol; IV INF is
given
over 3-4 hr; use a 0.45-μm filter; total dose 2 L over 6-8 hr; check site for irritation, phlebitis

Continuous IV INF route

• 
Give
over 24 hr × 5 days

Additive compatibilities:
CARBOplatin, cyclophosphamide, floxuridine, hydrOXYzine, ifosfamide, leucovorin, mag
nesium sulfate, mannitol, ondansetron, potassium chloride

Solution compatibilities:
D
5
/0.225% NaCl, D
5
/0.45% NaCl, D
5
/0.9% NaCl, D
5
/0.45% NaCl with mannitol 1.875%, D
5
/0.33% NaCl with KCl 20 mEq and mannitol 1.875%, 0.9% NaCl, 0.45% NaCl, 0.3% NaCl, 0.225% NaCl

Syringe compatibilities:
Bleomycin, cyclophosphamide, doxapram, droperidol, fluorouracil, furosemide, heparin, leucovorin, methotrexate, metoclopramide, vinBLAStine, vinCRIStine

Y-site compatibilities:
Acyclovir, alfentanil, allopurinol, amikacin, aminophylline, amiodarone, ampicillin, ampicillin-sulbactam, anidulafungin, atenolol, atracurium, azithromycin, aztreonam, bivalirudin, bleomycin, bumetanide, buprenorphine, butorphanol, calcium chloride/gluconate, carmustine, caspofungin, ceFAZolin, cefoperazone, cefotaxime, cefoTEtan, cefOXitin, cefTAZidime, ceftizoxime, cefTRIAXone, cefuroxime, chlorproMAZINE, cimetidine, ciprofloxacin, cisatracurium, cladribine, clindamycin, codeine, cyclophosphamide, cycloSPORINE, cytarabine, DACTINomycin, DAPTOmycin, DAUNOrubicin, dexamethasone, dexmedetomidine, dexrazoxane, digoxin, diltiazem, diphenhydrAMINE, DOBUTamine, docetaxel, DOPamine, doripenem, doxacurium, DOXOrubicin, DOXOrubicin liposomal, doxycycline, droperidol, enalaprilat, ePHEDrine, EPINEPHrine, epirubicin, ertapenem, erythromycin, esmolol, etoposide, famotidine, fenoldopam, fentaNYL, filgrastim, fluconazole, fludarabine, fluorouracil, foscarnet, fosphenytoin, furosemide, ganciclovir, gatifloxacin, gemcitabine, gentamicin, glycopyrrolate, granisetron, haloperidol, heparin, hydrocortisone, HYDROmorphone, IDArubicin, ifosfamide, imipenem-cilastatin, inamrinone, indomethacin, irinotecan, isoproterenol, ketorolac, labetalol, leucovorin, levofloxacin, levorphanol, lidocaine, linezolid, LORazepam, magnesium sulfate, mannitol, melphalan, meperidine, meropenem, methohexital, methotrexate, methylPREDNISolone, metoclopramide, metoprolol, metroNIDAZOLE, midazolam, milrinone, minocycline, mitoMYcin, mitoXANtrone, mivacurium, nafcillin, naloxone, nesiritide, niCARdipine, nitroglycerin, nitroprusside, norepinephrine, octreotide, ofloxacin, ondansetron, oxaliplatin, PACLitaxel, palonosetron, pamidronate, pancuronium, PEMEtrexed, pentamidine, pentazocine, PENTobarbital, PHENobarbital, phenylephrine, phenytoin, piperacillin, polymyxin B, potassium chloride/phosphates, procainamide, prochlorperazine, promethazine, propofol, propranolol, quiNIDine, quinupristin-dalfopristin, ranitidine, remifentanil, riTUXimab, sargramostim, sodium acetate/bicarbonate/phosphates, succinylcholine, SUFentanil, sulfamethoxazole-trimethoprim, tacrolimus, teniposide, theophylline, thiopental, ticarcillin, ticarcillin-clavulanate, tigecycline, tirofiban, TNA, tobramycin, topotecan, trastuzumab, vancomycin, vasopressin, vecuronium, verapamil, vinBLAStine, vinCRIStine, vinorelbine, voriconazole, zidovudine, zoledronic acid

SIDE EFFECTS

CNS:
Seizures,
peripheral neuropathy

CV:
Cardiac abnormalities

EENT:
Tinnitus, hearing loss, vestibular toxicity
, blurred vision, altered color perception

GI:
Severe nausea, vomiting, diarrhea, weight loss

GU:
Renal tubular damage,
renal insufficiency
, impotence, sterility, amenorrhea, gynecomastia, hyperuremia

HEMA:
Thrombocytopenia, leukopenia, pancytopenia

INTEG:
Alopecia
, dermatitis

META:
Hypomagnesemia
, hypocalcemia, hypokalemia, hypophosphatemia

RESP:
Fibrosis

SYST:
Anaphylaxis

PHARMACOKINETICS

Absorption complete, metabolized in liver, excreted in urine, half-life 20 min
first phase, 48-70 min second phase, 24 hr terminal phase, accumulates in body tissues for several months, enters breast milk

INTERACTIONS

Increase:
bleeding risk—aspirin, NSAIDs, alcohol

Increase:
ototoxicity—bumetanide, ethacrynic acid, furosemide

Increase:
myelosuppression—myelosuppressive agents, radiation

Increase:
nephrotoxicity—aminoglycosides, loop diuretics, salicylates

Decrease:
effects of phenytoin

Decrease:
antibody response—live virus vaccines

Drug/Lab Test

Increase:
uric acid, BUN, creatinine

Decrease:
CCr, calcium, phosphate, potassium, magnesium

Positive:
Coombs’ test

NURSING CONSIDERATIONS
Assess:

 

Black Box Warning

Bone marrow depression:
CBC, differential, platelet count weekly; withhold product if WBC is <4000 or platelet count is <100,000; notify prescriber of results

 

Black Box Warning:

Renal toxicity:
BUN, creatinine, serum uric acid, urine CCr before, electrolytes during therapy; dose should not be given if BUN <25 mg/dl; creatinine <1.5 mg/dl; I&O ratio; report fall in urine output of <30 ml/hr

 
Anaphylaxis:
wheezing, tachycardia, facial swelling, fainting; discontinue product, report to prescriber; resuscitation equipment should be nearby, may occur within minutes; often EPINEPHrine, corticosteroids, antihistamines may alleviate symptoms

• 
Monitor temp q4hr; may indicate beginning infection

• 
Hepatic studies before, during therapy (bilirubin, AST, ALT, LDH) as needed

 
Bleeding:
hematuria, guaiac, bruising, petechiae, mucosa or orifices q8hr; obtain prescription for viscous lidocaine (Xylocaine)

 

Black Box Warning:

Ototoxicity:
More common in genetic variants TPMT 3B and 3C in children, use audiometric testing baseline and before each dose

• 
Effects of alopecia on body image; discuss feelings about body changes

Perform/provide:

• 
Comprehensive oral hygiene

• 
All medications PO, if possible; avoid IM inj when platelets <100,000/mm
3

• 
Hyperuricemia:
Increase fluid intake to 2-3 L/day to prevent urate deposits, calculi formation; promote elimination of product, usually occurs between 3-5 days after a dose, may use allopurinol

Evaluate:

• 
Therapeutic response: decreased tumor size, spread of malignancy

Teach patient/family:

• 
To report signs of infection: increased temp, sore throat, flulike symptoms

• 
To report signs of anemia: fatigue, headache, faintness, SOB, irritability

• 
To report bleeding, bruising, petechiae; to avoid use of razors, commercial mouthwash; to avoid aspirin, ibuprofen, NSAIDs, alcohol; may cause GI bleeding

• 
That impotence or amenorrhea can occur but is reversible after discontinuing treatment

 

Black Box Warning:

Ototoxicity:
To report loss of hearing, ringing or roaring in the ears

• 
To maintain adequate fluids; report decreased urine output, flank pain

• 
That hair may be lost during treatment; a wig or hairpiece may make patient feel better; new hair may be different in color, texture

• 
To report numbness, tingling in face or extremities; poor hearing; joint pain, swelling

• 
Not to receive vaccinations during treatment

• 
To use contraception during treatment and for 4 mo after (pregnancy D); product may cause infertility; to avoid breastfeeding

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