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Zorluk: OrtaPharmacological Therapies

A client residing in a long-term care facility requires scheduled medications via a percutaneous endoscopic gastrostomy (PEG) tube. The primary health care provider prescribes liquid levetiracetam 750 mg750 \text{ mg} every 12 hours12 \text{ hours} for seizure management. The supplied medication concentration is 100 mg/mL100 \text{ mg/mL}. According to the facility's enteral medication protocol, the practical nurse must flush the tube with 30 mL30 \text{ mL} of purified water immediately before and 30 mL30 \text{ mL} immediately after administering the medication. Calculate the total fluid volume in milliliters the nurse will administer for a single medication sequence, including the flushes. Record answer to the nearest tenth. Do not include units in answer.

Cevap: 67.5 mL

Cevap

67.5
To determine the total volume administered, the nurse must first calculate the medication volume using the standard formula: Dose desired / Dose on hand = Volume to administer. Therefore, 750 mg÷100 mg/mL=7.5 mL750 \text{ mg} \div 100 \text{ mg/mL} = 7.5 \text{ mL}. Next, the nurse must add the flush volumes required before and after the medication to find the total fluid amount for this procedure: 7.5 mL+30 mL+30 mL=67.5 mL7.5 \text{ mL} + 30 \text{ mL} + 30 \text{ mL} = 67.5 \text{ mL}.

Adım Adım Çözüm

1
Calculate the volume of the prescribed medication dose.
7.5 mL7.5 \text{ mL}
The required dose (750 mg750 \text{ mg}) must be divided by the concentration available (100 mg/mL100 \text{ mg/mL}) to determine how many milliliters of the liquid medication to draw up.
2
Calculate the total volume of fluid to be administered by adding the medication volume and both flush volumes.
67.5 mL67.5 \text{ mL}
To accurately document the client's fluid intake and ensure proper administration, the nurse must combine the medication volume (7.5 mL7.5 \text{ mL}), the pre-administration flush (30 mL30 \text{ mL}), and the post-administration flush (30 mL30 \text{ mL}).

Anahtar Kavram

Enteral Medication Administration and Dosage Calculation
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