How much metoprolol do I give IV?
How much metoprolol do I give IV?
The starting dose is 5 mg, injected slowly intravenously (1 to 2 mg/min). The injection can be repeated at 5-minute intervals until a satisfactory clinical response has been obtained. A total dose of 10 to 15 mg generally proves sufficient; increasing the dose to 20 mg or more does not usually yield better results.
How often can you give IV Lopressor?
Start patients who appear not to tolerate the full intravenous dose on Lopressor tablets either 25 mg or 50 mg every 6 hours (depending on the degree of intolerance) 15 minutes after the last intravenous dose or as soon as their clinical condition allows.
How do you administer metoprolol IV?
Clinical practice guidelines recommend 5 mg by slow IV bolus every 5 minutes for a total initial dose of 15 mg. Then, give metoprolol orally. A more conservative regimen (e.g., patients with a history of COPD) is to reduce IV doses to 1 to 2.5 mg.
What is the heart rate parameter for the administration of PO metoprolol?
Monitor vital signs and ECG every 5–15 min during and for several hrs after parenteral administration. If heart rate <40 bpm, especially if cardiac output is also decreased, administer atropine 0.25–0.5 mg IV.
Should IV metoprolol be diluted?
No dilution necessary. Monitor blood pressure, heart rate, and ECG during IV administration of metoprolol.
How long does IV Lopressor last?
The mean elimination half-life of metoprolol is 3 to 4 hours; in poor CYP2D6 metabolizers the half-life may be 7 to 9 hours. Approximately 95% of the dose can be recovered in urine.
Do you dilute IV metoprolol?
Intravenous Administration No dilution necessary. Monitor blood pressure, heart rate, and ECG during IV administration of metoprolol.
What should I check before administering metoprolol?
Always take the apical pulse and blood pressure before taking the drug. Notify the doctor if there is a significant change in blood pressure. Since metoprolol can mask some of the symptoms of hyperthyroidism, particularly elevated heart rate, the patient should be monitored for signs of thyrotoxicosis.
How do you give Lopressor IV push?
Metoprolol: 5 mg rapid intravenous push, then repeat dose every 2 to 5 minutes for a total of 3 doses (15 mg total dose). Within 15 minutes of the last intravenous dose, start metoprolol 25 to 50 mg orally every 6 hours for 48 hours, then increase to 100 mg orally twice daily thereafter.
How quickly does metoprolol lower heart rate?
Metoprolol succinate (Toprol XL) starts to work within 1 hour, but you won’t see full results until about 1 week. You may not feel any different when you take metoprolol succinate (Toprol XL), but this doesn’t mean it’s not working.