Tag: antimicrobials and antifertility drugs

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Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

The first anti-microbial to be discovered is:

  1. Soframicin

  2. Pencillin

  3. Oflaxacin

  4. Terpineol
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

An antimicrobial tends to destroy/prevent development of microbes such as bacteria, fungi, virus, or other parasites selectively, and inhibit their pathogenic actions. 
Alexander Fleming was the first to discover a natural antimicrobial fungus known as Penicillium rubens. The substance he extracted from the fungus was named Penicillin. 

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Which of the following is an antiseptic?

  1. Penicillin

  2. Aminoglycosides

  3. Ofloxacin

  4. Soframicin
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Anti-microbials are classified as:
1. Anti-biotics
2. Antiseptics
3. Disinfectants
Antiseptics are anti-microbials which are applied to the living tissues such as wounds, cuts, ulcers and diseased skin surfaces.
Soframicin is an antiseptic.
All the other compounds given are antibiotics.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

What was the idea of Paul Ehrlich?

  1. Chemicals which would adversely affect the invading bacteria but not the host, can be used for the treatment of diseases caused by the bacteria.

  2. Chemicals which would adversely affect the invading bacteria but not the host, cannot be used for the treatment of diseases caused by the bacteria.

  3. Chemicals which would adversely affect the invading bacteria but not the guest, can be used for the treatment of diseases caused by the bacteria.

  4. Chemicals which would adversely affect the invading bacteria also the guest, can be used for the treatment of diseases caused by the bacteria.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Following was the idea of Paul Ehrlich.
Chemicals which would adversely affect the invading bacteria but not the host, can be used for the treatment of diseases caused by the bacteria.
Paul Ehrlich was a German Bacteriologist. He prepared compounds containing arsenic for treating syphilis. In 1908, he got the Nobel Prize for discovering arsphenamine (salvarsan) to kill syphilis bacteria.
He also worked on azo dyes containing $-N=N-$ linkage similar to $-As=As-$ linkage in salvarsan, and prepared antibiotic protonsil.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

The drug which is used to cure diseases caused by microbes or microorganisms is called as an:

  1. antibiotic

  2. antimicrobial

  3. antifungal

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The drug which is used to cure diseases caused by microbes or microorganisms is called as an antimicrobial. Microorganisms like fungi, bacteria and virus cause variety of diseases in human beings. Antimicrobials kill or stop the growth of these microorganisms.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Salvarsan is the medicine used for which disease?

  1. Maleria

  2. Syphilis

  3. Acidity

  4. all of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Salvarsan is the medicine used for Syphilis. It is also called arsphenamine.
It was the first antibacterial, discovered by Paul Ehrlich (a German Bacteriologist). In 1908, he got the Nobel Prize for discovering arsphenamine (Salvarsan).

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Antimicrobials are effective on which kind of organisms?

  1. Bacteria

  2. Viruses

  3. Fungi

  4. all of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Antimicrobials are effective on all bacteria, viruses and fungi.
Microorganisms like fungi, bacteria and virus causes variety of diseases in human beings. Antimicrobials kill or stop the growth of these microorganisms.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

In which year Paul Ehrlich got the Noble Prize for medicine?

  1. 1980

  2. 1908

  3. 1907

  4. 1478
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In the year 1908, Paul Ehrlich (a German Bacteriologist) got the Noble Prize for medicine for discovering arsphenamine (Salvarsan). It was the first antibacterial discovered by Paul Ehrlich, used for the cure of Syphilis.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Paul Ehrlich promoted which activity in chemists?

  1. Studying the relationship between structure and metabolism.

  2. Studying the relationship between structure and reaction.

  3. Studying the relationship between structure and mechanism.

  4. Studying the relationship between structure and activity.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Paul Ehrlich promoted chemists "to study the relationship between structure and activity".
He himself worked on azo dyes, containing $-N=N-$ linkage similar to $-As=As-$ linkage in Salvarsan.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

Which was the first antibacterial discovered by Paul Ehrlich?

  1. Salvarsan

  2. Syphilis

  3. Codeine

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The first antibacterial discovered by Paul Ehrlich (a german bacteriologist) was Salvarsan (also called arsphenamine).
In 1908, he got Nobel prize for discovering arsphenamine (salvarsan) to kill syphilis bacteria.

Multiple choice chemistry chemistry in daily life antimicrobials and antifertility drugs therapeutic action of different classes of drugs drugs and their classification

In 1932, which medicine was prepared by Paul Ehrlich?

  1. Sulpha drug

  2. Prontosil

  3. azodye

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In 1932, Paul Ehrlich prepared antibiotic Prontosil.
Prontosil contains $-N=N-$ linkage similar to $-As=As-$ linkage in Salvarsan. In human body, the sulpha drug prontosil gets converted into sulphanilamide.