237 Answered Questions for the topic pharmacology
What is the difference in development of natural products as a pure, well-defined substances and as a complex extract?
Differences in development (main question)?Variation in active substances in an extract or always the same?
Following an IV dose of a drug, the initial plasma concentration and the plasma concentration at 5 hr are reported to be 5.3575 and 1.6879 µg/mL, respectively. Determine the elimination half-life
I Need Help with a Few Questions (DESPERATE, PLEASE HELP ASAP!)
- An injection comes as a 1 gram vial and you want a final concentration of 250mg/2mL. The vial states to add 5mL of water. What is the powder volume?- An oral suspension must be reconstituted. The... more
Describe the strategies behind the discovery of Artemisinin and Ivermectin?
Explain the discovery of artimisinin and how etnopharmacological knowledge was used, and explain the discovery of Ivermectin and the strategy behind that involving screening of products from... more
What is the difference in development of natural products as a pure, well-defined substances and as a complex extract.
Any differences in determining the dose between an extract and a pure substance? Why could it differ in an extract?
A new mother is admitted to the intensive care unit and started on low-molecular-weight heparin and warfarin. She is told that she will be discharged in a day or two and will remain on the heparin... more
How many tablets will you use
You are to prepare 70ml of 30mg/ml solution of Phenobarbitone, how many tablets will you use if each tablet contains 50mg phenobarbitone salt?
how will you prepare the stock solution and many mls will administer to this group
A group containing 5 rats in an analgesic experiment are to be administer equal volume ibuprofen analgesic at 400mg/kg. If the laboratory instructor directed you to use a 50mg/ml solution, how will... more
I have 10 questions but you can help answering it short but concise.
1. If excipients do not have pharmacodynamic activity, how do excipients affect the performance of the drug product? 2. What is meant by the rate-limiting step in drug bioavailability from a solid... more
This hormone analog's mechanism of action likely resembles which type of endocrine hormone?
A pharmaceutical company is experimenting with a new hormone analog whose mechanism of action is contingent on binding to extracellular receptors of target cells. The hormone analog's mechanism of... more
The RN is providing education to the newly diagnosed asthmatic. When explaining the use of steroids do decrease the inflammatory process, what are side effects that should be explained as "normal"?
Serial dilution/dilution factor problem
How would you prepare a 10-2 and 10-4 dilutions if you are provided with 2 saline tubes each containing 4.95ml saline and a tube of undiluted culture.What is the initial concentration of undiluted... more
How do you go about understanding the basic elements of pharmacology?
8 kg dog receiving fluids rate of 40 mL/kg/day. drug to be added to the 500 mL bag so that the dog receives 6mg/kg/day. Strength of drug 2mg/mL. what volume of the drug to add to the fluid bag?
8 kg dog is receiving fluids at a rate of 40 mL/kg/day. Adrug is to be added to the 500 mL bag of fluid so that the dog receives 6mg/kg/day. Strength of the drug is 2mg/mL. what volume of the... more
atrial fibrillation HR
A 60-year-old patient, morbidly obese, with a history of HTN, HFredEF, and OSA presents to the hospital with chest pain and indicates that he feels his heart racing. Vitals reflect a HR of 140... more
Opposing pharmacological effects
To what extent can agonists reverse antagonists? Is ir possible associated pathways don't return to their original behavior?
Pharmacology Question About Treating Patients
Elderly patients specifically commonly have multiple comorbidities. What role does a broad understanding of pharmacology have in helping you care for the patients you will be treating?
Empiric treatment for Infection in Soft Tissue
Noah is a 60 years old male with diabetes, hypertension, epilepsy, and HIV. He presents to the emergency department for the second time after failing his oral antibiotic treatment with Cephalexin.... more
I need help making a dichotomous key for: archaea and protists. It can be for specific species or for groups/subgroups of the kingdoms.
Pharmacology Nervous System Question 3
Does the Parasympatholytic increase, decrease, or has no effect on:Blood flow to skeletal musclesBlood GlucoseBlood PressureBronchial Smooth MuscleDigestionHeart RateInsulinMucus... more
Pharmacology Nervous System Question 2
Does the Sympatholytic increase, decrease, or has no effect on:Blood flow to skeletal musclesBlood GlucoseBlood PressureBronchial Smooth MuscleDigestionHeart RateInsulinMucus SecretionPupilsSalivation more
Pharamacology Nervous System Question
Does the Parasympathomimetic effect increase, decrease, or has no effect:Blood flow to skeletal musclesBlood GlucoseBlood Pressure Bronchial Smooth MuscleDigestion Heart Rate InsulinMucus... more
Does the Sympathomimetic System increase, decrease or have no effect on:Blood glucosebronchial smooth muscledigestioninsulinmucus secretionsalivation
need help on answering this question
What questions would you ask to establish whether or not it is lawful to sell needles to this person?
A 42-year-old female with type 2 diabetes mellitus (DM) has been prescribed simvastatin since her LDL cholesterol has not dropped below 150 mg/dL, despite good nutrition and exercise.
A 42-year-old female with type 2 diabetes mellitus (DM) has been prescribed simvastatin since her LDL cholesterol has not dropped below 150 mg/dL, despite good nutrition and exercise.... more