Mosby's 2014 Nursing Drug Reference (23 page)

ACTION:

Exerts oncotic pressure, which expands volume of circulating blood and maintains cardiac output

USES:

Restores plasma volume after burns, hyperbilirubinemia, shock, hypoproteinemia, prevention of cerebral edema, cardiopulmonary bypass procedures, ARDS, nephrotic syndrome

CONTRAINDICATIONS:

Hypersensitivity, CHF, severe anemia, renal insufficiency, pulmonary edema

Precautions:
Pregnancy (C), decreased salt intake, decreased cardiac reserve, lack of albumin deficiency, renal/hepatic disease, chronic anemia

DOSAGE AND ROUTES
Calculator
Burns

•Adult: IV
dose to maintain plasma albumin at 3-4 mg/dl

Hypovolemic Shock

•Adult: IV
rapidly give 5% sol, when close to normal inf at ≤2-4 ml/min (25% sol ≤1 ml/min)

• Child:
IV
0.5-1 g/kg/dose 5% sol, may repeat as needed, max 6 g/kg/day

Nephrotic Syndrome

•Adult: IV
100-200 ml of 25% and loop diuretic × 7-10 days

Hypoproteinemia

•Adult: IV
25 g, may repeat in 15-30 min, or 50-75 g of 25% albumin infused at ≤2 ml/min

• Child and infant: IV
0.5-1 g/kg/dose over 2-4 hr, may repeat q1-2days

Hyperbilirubinemia/erythroblastosis fetalis

• Infant: IV
1 g/kg 1-2 hr before transfusion

Available forms:
Inj (5%) 50 mg/ml, (25%) 250 mg/ml

Administer:
IV route

• 
Slowly, to prevent fluid overload; dilute with NS for injection or D
5
W; 5% is given undiluted; 25% may be given diluted or undiluted; give over 30-60 min, use inf pump, use large-gauge needle; inf must be completed within 4 hr

• 
5% solution may be used with hypovolemic/intravascular depletion

• 
25% solution may be used with sodium/fluid restrictions

Solution compatibilities:
LR, NaCl, Ringer’s, D
5
W, D
10
W, D
2
1/2
W, NaCl 0.9%, dextrose/Ringer’s, dextrose/LR

Y-site compatibilities:
Diltiazem, LORazepam

SIDE EFFECTS

CNS:
Fever, chills, flushing, headache

CV:
Fluid overload, hypotension, erratic pulse, tachycardia

GI:
Nausea, vomiting, increased salivation

INTEG:
Rash, urticaria

RESP:
Altered respirations,
pulmonary edema

PHARMACOKINETICS

In hyponutrition states, metabolized as protein/energy source; terminal half-life 21 days

INTERACTIONS
Drug/Lab Test

Increase:
serum albumin

NURSING CONSIDERATIONS
Assess:

• 
Blood studies Hct, Hgb; if serum protein declines, dyspnea, hypoxemia can result

• 
Decreased B/P, erratic pulse, respiration

• 
I&O ratio: urinary output may decrease

 
Circulatory/pulmonary overload
:
CVP, pulmonary wedge pressure distended neck veins indicate circulatory overload; shortness of breath, anxiety, insomnia, expiratory crackles, frothy blood-tinged cough, cyanosis indicate pulmonary overload


 
Allergy: fever, rash, itching, chills, flushing, urticaria, nausea, vomiting, hypotension, requires discontinuation of inf, use of new lot if therapy reinstituted; premedicate with diphenhydrAMINE

Perform/provide:

• 
Adequate hydration before, during administration

• 
Check type of albumin; some stored at room temp, some need to be refrigerated, use within 4 hr of opening

Evaluate:

• 
Therapeutic response: increased B/P, decreased edema, increased serum albumin levels, increased plasma protein

Teach patient/family:

• 
Reason for product; to report hypersensitivity

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

albuterol (Rx)

(al-byoo′ter-ole)

Accuneb, Airomir
, Apo-Salvent, Gen-Salbutamol
, Proair HFA, Proventil, Proventil HFA, ReliOn, Ventolin HFA, VoSpire ER

Func. class.:
Adrenergic β
2
-agonist, sympathomimetic, bronchodilator

Do not confuse:
albuterol
/atenolol/Albutein
Ventolin
/Vantin
Proventil
/Prinivil

ACTION:

Causes bronchodilation by action on β
2
(pulmonary) receptors by increasing levels of cAMP, which relaxes smooth muscle; produces bronchodilation, CNS, cardiac stimulation as well as increased diuresis and gastric acid secretion; longer acting than isoproterenol

USES:

Prevention of exercise-induced asthma, acute bronchospasm, bronchitis, emphysema, bronchiectasis, or other reversible airway obstruction

Unlabeled uses:
Hyperkalemia in dialysis patients

CONTRAINDICATIONS:

Hypersensitivity to sympathomimetics, tachydysrhythmias, severe cardiac disease, heart block

Precautions:
Pregnancy (C), breastfeeding, cardiac/renal disease, hyperthyroidism, diabetes mellitus, hypertension, prostatic hypertrophy, angle-closure glaucoma, seizures, exercise-induced bronchospasm (aerosol) in children <12 yr, hypoglycemia

DOSAGE AND ROUTES
Calculator
Bronchospasm prophylaxis

• Adult and child

4 yr: INH
(metered-dose inhaler) 2 puffs q4-6hr as needed

Other respiratory conditions

• Adult and child ≥12 yr: INH
(metered-dose inhaler) 1 puff q4-6hr;
PO
2-4 mg tid-qid, max 32 mg;
NEB/IPPB
2.5 mg tid-qid

• Geriatric: PO
2 mg tid-qid, may increase gradually to 8 mg tid-qid

• Child 2-12 yr: INH
(metered-dose inhaler) 0.1 mg/kg tid (max 2.5 mg tid-qid);
NEB/IPPB
0.1-0.15 mg/kg/dose tid-qid or 1.25 mg tid-qid for child 10-15 kg or 2.5 mg tid-qid for child >15 kg

Hyperkalemia (unlabeled)

• Adult:ORAL INH
(albuterol nebulizer sol) 10-20 mg

Available forms:
Aerosol 90 mcg/actuation; oral syr 2 mg/5 ml; tabs 2, 4 mg; ext rel 4, 8 mg; INH sol 0.5, 0.83, 1, 2, 5 mg/ml; powder for INH (Ventodisk) 200, 400 mcg; INH cap 200 mcg; 100 mcg/spray, 80 INH/canister, 200 INH/canister

Administer:
PO route

• 
Do not break, crush, or chew ext rel tabs; give with meals to decrease gastric irritation

• 
Oral sol
to children (no alcohol, sugar)

Inhalation route

• 
For geriatric patients and children, a spacing device is advised

• 
After shaking metered-dose inhaler, exhale, place mouthpiece in mouth, inhale slowly while depressing inhaler, hold breath, remove, exhale slowly; give INH at least 1 min apart

• 
NEB/IPPB
diluting 5 mg/ml sol/2.5 ml 0.9% NaCl for INH; other sol do not require dilution; for neb O
2
flow or compressed air 6-10 L/min

SIDE EFFECTS

CNS:
Tremors, anxiety
, insomnia, headache, dizziness, stimulation,
restlessness
, hallucinations, flushing, irritability

CV:
Palpitations, tachycardia, angina, hypo/hypertension, dysrhythmias

EENT:
Dry nose, irritation of nose and throat

GI:
Heartburn, nausea, vomiting

MISC:
Flushing, sweating, anorexia, bad taste/smell changes, hypokalemia, metabolic acidosis

MS:
Muscle cramps

RESP:
Cough, wheezing, dyspnea,
paradoxical bronchospasm,
dry throat

PHARMACOKINETICS

Extensively metabolized in the liver and tissues, crosses placenta, breast milk, blood-brain barrier

PO:
Onset 1/2 hr, peak 2-3 hr, duration 4-6 hr, half-life 2.7-6 hr, well absorbed

PO-ER:
Onset 1/2 hr; peak 2-3 hr; duration 8-12 hr

INH:
Onset 5-15 min, peak 1-1½ hr, duration 3-6 hr, half-life 4 hr

INTERACTIONS

Increase:
QTc prolongation—other drugs that increase QT prolongation

Increase:
digoxin level—digoxin

Increase:
CNS stimulation—CNS stimulants

Increase:
ECG changes/hypokalemia—potassium-losing diuretics

Increase:
severe hypotension—oxytocics

Increase:
toxicity—theophylline

Increase:
action of aerosol bronchodilators

Increase:
action of albuterol—tricyclics, MAOIs, other adrenergics; do not use together

Increase:
CV effects—atomoxetine, selegiline

Decrease:
albuterol—other β-blockers

Drug/Herb

Increase:
stimulation—caffeine (cola nut, green/black tea, guarana, yerba maté, coffee, chocolate)

Drug/Lab Test

Decrease:
potassium

NURSING CONSIDERATIONS
Assess:

• 
Respiratory function:
vital capacity, forced expiratory volume, ABGs; lung sounds, heart rate and rhythm, B/P, sputum (baseline and peak); whether pa
tient has not received theophylline therapy before giving dose

• 
Patient’s ability to self-medicate

• 
For evidence of allergic reactions

• 
For paradoxical bronchospasm; hold medication, notify prescriber if bronchospasm occurs

Perform/provide:

• 
Storage in light-resistant container; do not expose to temperatures of more than 86° F (30° C)

Evaluate:

• 
Therapeutic response: absence of dyspnea, wheezing after 1 hr, improved airway exchange, improved ABGs

Teach patient/family:

• 
To use exactly as prescribed; to take missed dose when remembered, alter dosing schedule; not to use OTC medications; that excess stimulation may occur

• 
About use of inhaler: review package insert with patient; use demonstration; return demonstration; shake, prime before 1st use and when not used for >2 wk; release 4 test sprays into air, away from the face

• 
To avoid getting aerosol in eyes (blurring of vision may result) or using near flames or sources of heat

• 
To wash inhaler in warm water daily and dry; to track number of inhalations used and to discard product when labeled inhalations have been used

• 
To avoid smoking, smoke-filled rooms, persons with respiratory infections

 
That
paradoxical bronchospasm
may occur; to stop product immediately, call prescriber

• 
To limit caffeine products such as chocolate, coffee, tea, colas

TREATMENT OF OVERDOSE:

Administer β
1
-adrenergic blocker, IV fluids

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