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Bioavailability of Amoxicillin Quiz

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Questions and Answers

What does the term 'efficacy' refer to in pharmacology?

The selectivity of a drug towards a particular receptor

The greatest maximal response that can be produced from a particular drug (correct)

The process by which a drug is eliminated from the body

The dose at which a drug produces its therapeutic effect

Which of the following statements falls under the category of pharmacokinetics?

The half-life of a drug (correct)

Pharmacodynamics

The selectivity of a drug towards a receptor

Drug indication

What does a high therapeutic index (TI) indicate about a drug?

The drug is toxic

The drug is not effective

The drug is potent

The drug is safe (correct)

If a drug is known to be selective to receptor (A), what does this imply?

Drug (a) cannot bind to receptor (B) Signup and view all the answers

What is the main purpose of therapeutic drug monitoring?

To confirm the therapeutic dose of a drug Signup and view all the answers

How is half-life defined in pharmacokinetics?

The time required for a drug's plasma concentration to decrease by half after administration Signup and view all the answers

How does drug-protein binding affect pharmacological activity?

Drugs bound to plasma proteins are inactive and do not produce any effect Signup and view all the answers

What does a higher volume of distribution (Vd) indicate about a drug?

The drug is distributed throughout the body in higher amounts Signup and view all the answers

What does drug elimination primarily refer to?

1 and 2 Signup and view all the answers

What is the main goal when administering a drug on multiple doses over an extended period?

To ensure drug plasma level remains within the therapeutic range Signup and view all the answers

Which term is used to describe the dose required to produce a specific therapeutic response in 50% of a group of patients?

Median effective dose (ED50) Signup and view all the answers

What does the Therapeutic Index (TI) describe?

The ratio of LD50 to ED50 Signup and view all the answers

What is the significance of a large Therapeutic Index (TI) value for a drug?

It signifies that the drug is relatively safe Signup and view all the answers

Which aspect of pharmacokinetics does not involve drug-receptor binding?

Elimination Signup and view all the answers