Drug Prescription Considerations Quiz

Questions and Answers

What is bioavailability?

The fraction of drug administered which is actually absorbed and reaches the systemic circulation following oral dosing.

Why is it important for physicians to write clear, error-free directions for the drug provider and the patient?

To ensure the correct administration of the drug and to minimize the risk of medication errors.

What should physicians consider when prescribing drugs?

Physicians should consider risk-benefit, cost-benefit, and the avoidance of drugs of unproven clinical value or potentially toxic agents if equally effective but less dangerous alternatives are available.

Why may drugs be prescribed by generic name?

To obtain a less expensive drug product. Signup and view all the answers

What does the field of toxicology primarily deal with?

Adverse effects of chemical agents Signup and view all the answers

What is the purpose of assigning a United States Adopted Name (USAN) to a new drug?

To place it on the market Signup and view all the answers

What is the focus of forensic toxicology?

Medicolegal aspects of harmful chemicals Signup and view all the answers

Why is it important to make poisonous household articles unavailable to children and not keep poisonous rodenticides and insecticides in the home?

To prevent accidental poisoning Signup and view all the answers

What are the considerations for including fixed ratio combination products in essential medicines?

Dosage requirements for defined population group, proven advantage in therapeutic effect, safety, adherence, or in decreasing drug resistance. Signup and view all the answers

What factors should be taken into account in the continuous process of selecting essential medicines?

Changing priorities for public health action, epidemiological conditions, availability of better medicines/formulations, and progress in pharmacological knowledge. Signup and view all the answers

What are the advantages of local routes of drug administration?

Minimal systemic side effects and simplicity of administration at the site of action. Signup and view all the answers

Give an example of a topical drug application in the oral cavity for local action.

10% lignocaine hydrochloride (for topical anaesthesia) Signup and view all the answers