Name: ______________________________________ Date: ________________________
Student Exploration: Drug Dosage
Vocabulary: controlled release, dosage, drug, overdose, target organ
Prior Knowledge Question (Do this BEFORE using the Gizmo.)
Suppose you take aspirin for a headache. What happens after you swallow the pill?
The aspirin starts begins to dissolve by the enzymes and are soaked in while traveling down to the stomach. They then are distributed to the areas that need the pain relief.
Gizmo Warm-up
A drug is a substance that causes changes in how your body functions. When you swallow a pill, the pill dissolves in your digestive system and the drug is absorbed into your bloodstream. Many drugs are designed to
…show more content…
Calculate: How long does it take for the blood concentration to go from the maximum recommended value to the minimum recommended value? It takes about 4 hours
5. Predict: How often do you think the patient should take a pill? Every 2 to 4 hours
6. Test: Click Reset. Run a simulation with this dosage schedule for at least five pills, and then click Pause. Observe the results of your dosage schedule on the GRAPH tab.
A. What was the maximum blood concentration of the drug? Above 50
B. What was the minimum blood concentration of the drug? 30
C. Based on the graph, was the dosage too high, too low, or just right? Explain.
The dosage was to high for the patient because the chart started going over the regular normal level
7. Record: Click the camera ([pic]) to take a snapshot of your graph, and paste the image in a blank document. You will turn in this document with this worksheet. Label the image with the pill type and dosage schedule.
8. Revise and repeat: Continue to experiment until you have determined the ideal dosage schedule for this patient. Remember, an overdose is more dangerous than an under-dose!
What is the ideal dosage schedule for pill A? About 3 pills
9. Record: Take a
A. How did you do this? __ The person continuously exercised for several hours without resting. The person died from moderate dehydration _
no further medication changes. K.N. is instructed to fi nish the remaining 2 days of
In injections, active ingredients are dissolved in a liquid and then injected. A drug is often injected into a vein (intravenous administration) if it is to have as fast an effect as possible, for instance in an emergency.
patients follow directions and be aware of potential interactions with other drugs. Don’t just change your dose without discussing with your doctor first. Never use another persons prescription.
3) What factors should be considered when making decisions about the size of the package (the number of pills to include)? What package size would you recommend?
The act of not informing the patient about this can cause several errors in taking the medication. An example
One of the factors associated with the epinephrine-related medication errors is its availability in different concentrations, namely 1:1,000 and 1:10,000. Healthcare practitioner must be aware of the various concentrations, what these concentrations mean, and which concentration is appropriate for specific situations. There is also the possibility of misreading the concentration because of all the zeros. Other errors associated with epinephrine-related medication errors are misreading of labels and concentrations, accidental overdose as a result of miscommunication between health care professionals, inadequate knowledge of appropriate dosing, and miscalculation of doses (Lieberman et. al, 2005).
pill a day. Using that high of a dosage may cause the patient to become addicted. If the patient
Second, the average dose is 10 to 100 more than what a doctor gives you for medical purpose. One of the reasons it is so much
Number needed to treat for i.v. acetaminophen was 12.3 (7.6–32.3) for nausea and 14.2 (8.3–
Today I was prescribed my medication. The directions are to take one tablet every morning and one pill every night at bedtime. It also says to avoid taking aspirin or products containing aspirin and to avoid prolonged or excessive sunlight or artificial light. I usually sleep until midday on the weekends, so I will have to wake up to take the pill as prescribed. I will have to be extra careful about how much time I spend in the sun. I just took the first tablet as I was getting ready for bed. Even though I take one pill daily, I do not have to take two at a specified time. This experience will be new for me. I am most worried about forgetting a dose. It makes me feel kind of anxious to begin a new regimen and think of the things I now need
When asked, the nurse said she was afraid to question the dose because she didn’t want to look stupid and that others (the doctor and pharmacist) had double checked the dose so it must be ok. “She trusted the other checks”, (pg. 164) not her
I then proceeded into a medication assessment. The daily medication regimen and price list is as followed:
Intermediate stability tests will be performed on samples from these batches of capsules at 30°C ± 2°C/65% RH ± 5% RH over a period of 6 months. Accelerated stability tests will be performed on samples from these batches of capsules at 40°C ± 2°C/75% RH ± 5% RH over a period of 6 months. These will also be tested according to the following matrix design.
Treatment regime: 5ml /kg every 30minutes for the first 2hours; 5ml/kg/hr for the next 4-10 hours.