33. A drug rapidly distributes in total body water and has an elimination half-life of 8 hours. In a patient who weighs 80 kg (176 lb; total body water of 50 L), an intravenous drip is started that will maintain a drug concentration in plasma of 20 mg/L at steady state. The time it will take (in hours) from the start of the intravenous drip for plasma drug concentration to reach 18 mg/L (90% of the steady state value) is closest to which of the following? A) 8 B) 16 OC) 32 OD) 64 OE) 128
33. A drug rapidly distributes in total body water and has an elimination half-life of 8 hours. In a patient who weighs 80 kg (176 lb; total body water of 50 L), an intravenous drip is started that will maintain a drug concentration in plasma of 20 mg/L at steady state. The time it will take (in hours) from the start of the intravenous drip for plasma drug concentration to reach 18 mg/L (90% of the steady state value) is closest to which of the following? A) 8 B) 16 OC) 32 OD) 64 OE) 128
Chapter9: Parenteral Medication Labels And Dosage Calculation
Section: Chapter Questions
Problem 7.8P
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Question
![33. A drug rapidly distributes in total body water and has an elimination half-life of 8 hours. In a patient who weighs 80 kg (176 lb; total body water of 50 L), an intravenous
drip is started that will maintain a drug concentration in plasma of 20 mg/L at steady state. The time it will take (in hours) from the start of the intravenous drip for plasma
drug concentration to reach 18 mg/L (90% of the steady state value) is closest to which of the following?
CO
A) 8
B) 16
C) 32
D) 64
OE) 128](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcacf9d38-c305-4d28-8eb9-ad7d45cedbc8%2F597e3a26-4a88-4a8c-9f11-37e13882de91%2Ftnsy3sh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:33. A drug rapidly distributes in total body water and has an elimination half-life of 8 hours. In a patient who weighs 80 kg (176 lb; total body water of 50 L), an intravenous
drip is started that will maintain a drug concentration in plasma of 20 mg/L at steady state. The time it will take (in hours) from the start of the intravenous drip for plasma
drug concentration to reach 18 mg/L (90% of the steady state value) is closest to which of the following?
CO
A) 8
B) 16
C) 32
D) 64
OE) 128
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