Furosemide

Generic Name furosemide Peak 30 min

Trade Name Lasix Onset 5 min

Classification loop diuretics

Dose 20 mg

Duration 2 hr

Normal dosage range 20-80 mg/day as a single dose initially, may repeat in 6-8 hr; may increase dose by 20-40mg q 6 hours until desired response. For IV meds, compatibility with IV drips and/or solutions N/A Nursing Implications (what to focus on) Contraindications/warnings/interactions

Why is your patient getting this medication Peripheral edema Mechanism of action and indications (Why med ordered)

Route PO

Time/frequency BID

Inhibits the reabsorption of sodium and chloride from the loop of Henle and distal renal tubule. Increases renal excretion of water, sodium, chloride, magnesium, hydrogen, and calcium. May have renal and peripheral vasodilatory effects. Effectiveness persists in impaired renal function. Indicated for Edema due to CHF, Hepatic or renal disease, or hypertention.

Hypersensitivity, Pre-existing electrolyte imbalance, Use cautiously in: Severe liver disease (may precipitate hepatic coma; concurrent use with potassium-sparing diuretics may be necessary), Electrolyte depletion,

Interactions with other patient drugs, OTC or herbal medicines (ask patient specifically)

Lab value alterations caused by medicine

Increased risk of hypokalemia with corticosteroids,

Common side effects dehydration, hypochloremia, hypokalemia, hypomagnesemia, hyponatremia, hypovolemia, metabolic alkalosis May cause ↓ serum potassium, calcium, and magnesium concentrations. May also cause ↑ BUN, serum glucose, creatinine, and uric acid levels

Be sure to teach the patient the following about this medication Caution patient to change positions slowly to minimize orthostatic hypotension. Instruct patient to consult health care professional regarding a diet high in potassium. Advise patient to consult health care professional before taking OTC medication or herbal products concurrently with this therapy. Instruct patient to notify health care professional of medication regimen before treatment or surgery. Caution patient to use sunscreen and protective clothing to prevent photosensitivity reactions.

Nursing Process- Assessment (Pre-administration assessment) Monitor blood pressure and pulse before and during administration. Assess for allergy to sulfonamides. Assess fluid status during therapy. Monitor daily weight, intake and output ratios, amount and location of edema, lung sounds, skin turgor, and mucous membranes.

Assessment Why would you hold or not give this med? Dehydration, excessive weight gain

Evaluation Check after giving Decrease in edema, increase in urinary output