Mosby's 2014 Nursing Drug Reference (281 page)

BOOK: Mosby's 2014 Nursing Drug Reference
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HIGH ALERT
nalbuphine (Rx)

(nal′byoo-feen)

Func. class.:
Opioid analgesic

Chem. class.:
Synthetic opioid agonist, antagonist

ACTION:

Depresses pain impulse transmission at the spinal cord level by interacting with opioid receptors

USES:

Moderate to severe pain, supplement to anesthesia

CONTRAINDICATIONS:

Hypersensitivity, addiction (opiate)

Precautions:
Pregnancy (C), breastfeeding, addictive personality, increased intracranial pressure, MI (acute), severe heart disease, respiratory depression, renal/hepatic disease, bowel impaction

DOSAGE AND ROUTES
Calculator
Analgesic

• Adult:
SUBCUT/IM/IV
10 mg q3-6hr prn (based on 70-kg body weight), max 160 mg/day (IV/IM/SUBCUT); 20 mg/dose if opiate naïve (IV/IM/SUBCUT)

Balanced anesthesia adjunct

• Adult:
IV
0.3-3 mg/kg given over 10-15 min, may give 0.25-0.5 mg/kg as needed for maintenance

Available forms:
Inj 10, 20 mg/ml

Administer:

• 
With antiemetic if nausea, vomiting occur

• 
When pain beginning to return; determine dosage interval by response

IM route

• 
IM deep in large muscle mass, rotate inj sites, protect from light

Direct IV route

• 
Undiluted ≤10 mg over 3-5 min into free-flowing IV line of D
5
W, NS, or LR

Syringe compatibilities:
Atropine, cimetidine, diphenhydrAMINE, droperidol, glycopyrrolate, hydrOXYzine, lidocaine, midazolam, prochlorperazine, ranitidine, scopolamine, trimethobenzamide

Y-site compatibilities:
Amifostine, aztreonam, cefmetazole, cisatracurium, cladribine, filgrastim, fludarabine, granisetron, melphalan, PACLitaxel, propofol, remifentanil, teniposide, thiotepa, vinorelbine

SIDE EFFECTS

CNS:
Drowsiness, dizziness, confusion, headache, sedation, euphoria
, dysphoria (high doses), hallucinations, dreaming, tolerance, physical, psychologic dependency

CV:
Palpitations, bradycardia, change in B/P, orthostatic hypotension,
cardiac arrest

EENT:
Tinnitus, blurred vision, miosis, diplopia

GI:
Nausea, vomiting, anorexia, constipation, cramps
, abdominal pain, dyspepsia, xerostomia, bitter taste

GU:
Increased urinary output, dysuria, urinary retention, urgency

INTEG:
Rash
, urticaria, bruising, flushing, diaphoresis, pruritus

RESP:
Respiratory depression,
pulmonary edema

PHARMACOKINETICS

SUBCUT/IM/IV:
Peak 30 min, onset 2-15 min, IV 2-3 min, duration 3-6 hr, metabolized by liver, excreted by kidneys, half-life 3-6 hr

INTERACTIONS

 
Avoid use with MAOIs; unpredictable reactions may occur

Increase:
effects with other CNS depressants—alcohol, opiates, sedative/hypnotics, antipsychotics, skeletal muscle relaxants

NURSING CONSIDERATIONS
Assess:

• 
Pain:
type, location, intensity before and 30-60 min after administration; titrate upward with 25%-50% until 50% of pain reduced; need for pain medication by pain sedation scoring, physical dependency

• 
Bowel status; constipation is common, may need laxative or stool softener

 
Withdrawal reactions
in opiate-dependent individuals: PE, vascular occlusion; abscesses, ulcerations, nausea, vomiting, seizures; low potential for dependence

• 
CNS changes:
dizziness, drowsiness, hallucinations, euphoria, LOC, pupil reaction

• 
Allergic reactions: rash, urticaria

• 
Respiratory dysfunction: respiratory depression,
character, rate,
rhythm; notify prescriber if respirations are <10/min

Perform/provide:

• 
Storage in light-resistant area at room temp

Evaluate:

• 
Therapeutic response: decrease in pain without respiratory depression

Teach patient/family:

• 
To report any symptoms of CNS changes, allergic reactions

• 
That physical dependency may result from long-term use; low potential for dependency

• That withdrawal symptoms may occur: nausea, vomiting, cramps, fever, faintness, anorexia, profuse sweating, twitching; without treatment symptoms resolve in 5-14 days, chronic abstinence syndrome may last 2-6 mo

• 
To avoid CNS depressants, alcohol

• 
To avoid driving, operating machinery if drowsiness occurs

TREATMENT OF OVERDOSE:

Naloxone (Narcan) 0.2-0.8 mg IV, O
2
, IV fluids, vasopressors

Canada only   Side effects:
italics
= common;
bold
= life-threatening   
Nurse Alert

naloxone (Rx)

(nal-oks′one)

Func. class.:
Opioid antagonist, antidote

Chem. class.:
Thebaine derivative

Do not confuse:
naloxone
/naltrexone

ACTION:

Competes with opioids at opiate receptor sites

USES:

Respiratory depression induced by opioids, pentazocine, propoxyphene

Unlabeled uses:
IBS, opiate agonist dependence, opiate agonist-induced constipation, pruritus, urinary retention, coma, nausea, vomiting

CONTRAINDICATIONS:

Hypersensitivity

Precautions:
Pregnancy (C), breastfeeding, children, neonates, CV disease, opioid dependency, seizure disorder, drug dependency

DOSAGE AND ROUTES
Calculator
Opioid-induced respiratory depression

• Adult:
IV/SUBCUT/IM
0.4-2 mg, repeat q2-3min if needed, max 10 mg

• Child <5 yr or ≤20 kg:
IV/SUBCUT/IM
0.01 mg/kg slowly followed by 0.1 mg/kg if needed or as
INF
titrated to response

Postoperative opioid-induced respiratory depression

• Adult:
IV
0.1-0.2 mg q2-3min prn

• Child:
IV/SUBCUT/IM
0.005-0.01 mg/kg q2-3min prn

Opioid overdose

• Adult:
IV/SUBCUT/IM
0.4-2 mg (10 mcg/kg) (not opioid dependent), may repeat q2-3min; 0.1-0.2 mg q2-3min (opioid dependent)

Diagnosis of opiate-agonist dependence (unlabeled)

• Adult:
IM
0.16 mg; if no withdrawal symptoms after 20-30 min, give 0.24 mg
IV

Available forms:
Inj 0.02, 0.4 mg/ml

Administer:

• 
Only with resuscitative equipment, O
2
nearby

• 
Only sol prepared within 24 hr

Direct IV route

• 
Undiluted with sterile water for inj; give ≤0.4 mg over 15 sec

Continuous IV INF route

• 
Dilute 2 mg/500 ml 0.9% NaCl or D
5
W (4 mcg/ml), titrate to response

Y-site compatibilities:
Acyclovir, alfen-tanil, amikacin, aminocaproic acid, aminophylline, anidulafungin, ascorbic acid, atenolol, atracurium, atropine, azaTHIOprine, aztreonam, benztropine, bivalirudin, bleomycin, bumetanide, buprenorphine, butorphanol, calcium chloride/gluconate, CARBOplatin, caspofungin, cefamandole, ceFAZolin, cefmetazole, cefonicid, cefoperazone, cefotaxime, cefo
TEtan, cefOXitin, cefTAZidime, ceftizoxime, cefTRIAXone, cefuroxime, cephalothin, cephapirin, chloramphenicol, chlorproMAZINE, cimetidine, CISplatin, clindamycin, cyanocobalamin, cyclophosphamide, cycloSPORINE, cytarabine, DACTINomycin, DAPTOmycin, dexamethasone, digoxin, diltiazem, diphenhydrAMINE, DOBUTamine, DOCEtaxel, DOPamine, doxacurium, DOXOrubicin, doxycycline, enalaprilat, ePHEDrine, EPINEPHrine, epirubicin, epoetin alfa, eptifibatide, ertapenem, erythromycin, esmolol, etoposide, etoposide phosphate, famotidine, fenoldopam, fentaNYL, fluconazole, fludarabine, fluorouracil, folic acid, furosemide, ganciclovir, gatifloxacin, gemcitabine, gentamicin, glycopyrrolate, granisetron, heparin, hydrocortisone, hydrOXYzine, IDArubicin, ifosfamide, imipenem-cilastatin, inamrinone, indomethacin, insulin (regular), irinotecan, isoproterenol, ketorolac, labetalol, levofloxacin, lidocaine, linezolid, LORazepam, mannitol, mechlorethamine, meperidine, metaraminol, methicillin, methotrexate, methoxamine, methyldopate, methylPREDNISolone, metoclopramide, metoprolol, metroNIDAZOLE, mezlocillin, miconazole, midazolam, milrinone, minocycline, mitoXANtrone, morphine, moxalactam, multiple vitamins, mycophenolate, nafcillin, nalbuphine, nesiritide, netilmicin, nitroglycerin, nitroprusside, norepinephrine, octreotide, ondansetron, oxacillin, oxaliplatin, oxytocin, PACLitaxel, palonosetron, pamidronate, pancuronium, papaverine, PEMEtrexed, penicillin G potassium/sodium, pentamidine, pentazocine, PENTobarbital, PHENobarbital, phentolamine, phenylephrine, phytonadione, piperacillin, piperacillin-tazobactam, polymyxin B, potassium chloride, procainamide, prochlorperazine, promethazine, propofol, propranolol, protamine, pyridoxine, quiNIDine, quinupristin-dalfopristin, ranitidine, ritodrine, rocuronium, sodium acetate/bicarbonate, succinylcholine, SUFentanil, tacrolimus, teniposide, theophylline, thiamine, ticarcillin, ticarcillin-clavulanate, tigecycline, tirofiban, tobramycin, tolazoline, trimetaphan, urokinase, vancomycin, vasopressin, vecuronium, verapamil, vinCRIStine, vinorelbine, voriconazole, zoledronic acid

SIDE EFFECTS

CNS:
Drowsiness, nervousness,
seizures,
tremor

CV:
Rapid pulse, increased systolic B/P (high doses),
ventricular tachycardia, fibrillation, hypo/hypertension, cardiac arrest, sinus tachycardia

GI:
Nausea, vomiting,
hepatotoxicity

RESP:
Hyperpnea,
pulmonary edema

PHARMACOKINETICS

Well absorbed IM, SUBCUT; metabolized by liver, crosses placenta; excreted in urine, breast milk; half-life 30-81 min

IM/SUBCUT:
Onset 2-5 min, duration 45-60 min

IV:
Onset 1 min, duration 45 min

INTERACTIONS

Increase:
seizures—traMADol overdose

Decrease:
effect of opioid analgesics

NURSING CONSIDERATIONS
Assess:

• 
Withdrawal:
cramping, hypertension, anxiety, vomiting, signs of withdrawal in drug-dependent individuals may occur ≤2 hr after administration

• 
VS q3-5min

• 
ABGs including P
O
2
, P
CO
2

• 
Cardiac status: tachycardia, hypertension; monitor ECG

• 
Respiratory dysfunction:
respiratory depression, character, rate, rhythm; if respirations are <10/min, administer naloxone; probably due to opioid overdose; monitor LOC

• 
Pain:
duration, intensity, location before and after administration; may be used for respiratory depression

Perform/provide:

• 
Dark storage at room temp

Evaluate:

• 
Therapeutic response: reversal of respiratory depression; LOC—alert

Teach patient/family:

• 
When patient is lucid, about reasons for, expected results of product

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