4: Drug Discovery as a Process

Does drug discovery end once a medication is manufactured?

False. The correct statement is: Drug discovery does not end once a medication is manufactured.

Until when does the continuous process of drug discovery extend?

Until the drug reaches the patient and requires ongoing monitoring.

What key mechanism is utilized to continuously monitor the drug in the general population?

Post-Marketing Surveillance (PMS)

Which of the following is utilized to continuously monitor the drug in the general population?

A. Pre-clinical trials B. In vitro testing C. Post-Marketing Surveillance (PMS) D. Spontaneous generation E. Variolation Answer: C. Post-Marketing Surveillance (PMS)

What is an important example of what is identified through Post-Marketing Surveillance (PMS)?

Adverse Drug Reactions (ADRs) that only appear after widespread public use.

When do the identified Adverse Drug Reactions (ADRs) mentioned in the continuous process typically appear?

Only after widespread public use.

The continuous loop of drug discovery is essential to ensure which of the following? Clue: Three key long-term medication goals mentioned in the clinical/board relevance.

Long-term safety, Effectiveness, High-quality medications

What serves as the baseline data for future drug improvements?

The continuous loop of drug discovery (or Post-Marketing Surveillance data).

The early identification of the disease we now know as diabetes was historically noted through the use of what?

Kapadosha

What does the Greek word "diabetes" mean?

"To pass through"

What does the word "mellitus" mean?

"Honey sweet"

Which of the following is the classic diagnostic sign directly referred to by "honey sweet"?

A. Glucose in the blood B. Glucose in the urine C. Pain in the pancreas D. Microorganisms in the blood E. Increased water retention Answer: B. Glucose in the urine

Who are the scientists that successfully isolated insulin from the pancreas? Clue: Four individuals who demonstrated its therapeutic use.

Frederick Banting, Charles Best, John Macleod, James Bertram (JB) Collip

What substance did Frederick Banting, Charles Best, John Macleod, and James Bertram (JB) Collip successfully isolate?

Insulin

From which organ did Banting, Best, Macleod, and Collip successfully isolate insulin?

The pancreas

The discovery by Banting, Best, Macleod, and Collip revolutionized the treatment of what disease?

Diabetes

Frederick Banting, Charles Best, John Macleod, and James Bertram (JB) Collip demonstrated the therapeutic use of insulin.

True.

Who documented the traditional practice of variolation?

Zang Lu

What traditional practice involves taking infectious material directly from a smallpox lesion and introducing it to a healthy individual to induce immunity?

Variolation

Variolation and vaccination are the exact same practice and should not be distinguished.

False. The correct statement is: You must distinguish this (variolation) from vaccination!

Which of the following describes the key mechanism of variolation?

A. Inducing immunity using cowpox material B. Taking infectious material directly from a smallpox lesion and introducing it to a healthy individual C. Using molecular biology to create a vaccine D. Isolating active components from natural sources E. None of the above Answer: B. Taking infectious material directly from a smallpox lesion and introducing it to a healthy individual

Why was the practice of variolation highly risky?

Because it utilized the live smallpox virus, which could inadvertently cause a severe infection.

What type of virus was utilized in the practice of variolation?

Live smallpox virus

Who recognized the extreme risks of variolation and pioneered a safer alternative?

Edward Jenner

What safer alternative did Edward Jenner develop in response to the risks of variolation?

The first smallpox vaccine

What material did Edward Jenner utilize to safely induce cross-immunity in humans?

Cowpox material

Edward Jenner utilized live smallpox to safely induce cross-immunity in humans.

False. The correct statement is: Instead of live smallpox, Jenner utilized cowpox material to safely induce cross-immunity in humans.

Who was the monumental figure that established the Germ Theory of Diseases?

Louis Pasteur

What theory did Louis Pasteur establish?

The Germ Theory of Diseases

Louis Pasteur proved the idea of spontaneous generation.

False. The correct statement is: He disproved the idea of spontaneous generation.

According to Louis Pasteur's proof, what are diseases caused by?

Microorganisms

Which of the following microorganisms are mentioned as causing diseases in the Germ Theory of Diseases? Clue: Four types of microorganisms listed in the source.

Bacteria, Viruses, Fungi, Parasites

What specific vaccine did Louis Pasteur develop?

The first rabies vaccine

The rabies vaccine is a classic example of what specific treatment protocol?

Post-Exposure Prophylaxis (PEP)

What is Post-Exposure Prophylaxis (PEP)?

The treatment given after an exposure to prevent the infection from progressing.

Which of the following is provided as an example of an exposure that would require Post-Exposure Prophylaxis (PEP)?

A. Eating contaminated food B. A dog bite C. Inhaling airborne viruses D. Being exposed to cowpox E. A smallpox lesion Answer: B. A dog bite

What is considered the earliest era of medicinal practice?

Traditional Medicines

The traditional medicines era relied purely on what key mechanisms? Clue: Two empirical methods.

Empirical observation, Trial and error

What is the major limitation of the Traditional Medicines era by modern standards?

The scientific evidence is insufficient by modern standards.

What phase is described as the transitional phase where medicine became more structured and objective?

Early Scientific Medicines

Which of the following characterize the key mechanism of Early Scientific Medicines? Clue: Three structured and objective practices.

Systematic disease observation, The study of anatomy and physiology, The actual isolation of active components or compounds from their natural sources

The early scientific medicines phase involved the actual isolation of active components or compounds from their natural sources.

True.

What is the current, highly advanced era of drug development?

Modern Drug Discovery

Modern drug discovery relies heavily on which of the following?

A. Purely on empirical observation and trial and error B. Technological advances and complex sciences C. Spontaneous generation D. The traditional practice of variolation E. Kapadosha Answer: B. Technological advances and complex sciences

Which of the following complex sciences does modern drug discovery rely heavily upon? Clue: Six scientific fields mentioned in the text.

Molecular biology, Medicinal chemistry, Biotechnology, Pharmacology, Genomics, Bioinformatics

Every single medication on the market today is the final product of what specific factors? Clue: Three foundational elements of scientific advancement mentioned.

Numerous observations, Rigorous scientific research, Clinical testing

The research produced by today's pharmacists serves as the baseline for the next generation.

True.

What could the current research work of pharmacists very well revolutionize?

Future drug discovery and development.