Chemistry · Biology

Pharmacology and Therapeutics

1,643 Questions

Engage with critical pharmacology and therapeutics questions covering drug classifications and therapeutic mechanisms. Topics include chemical absorption, medication formulations, and pharmacogenomics. This collection is useful for students preparing for medical entrance, nursing, and science competitive examinations.

Chemical absorption routesDrug formulation typesMedication mechanismsEnzyme inhibitorsPharmacogenomic tests

Pharmacology and Therapeutics Questions

Multiple choice
  1. Quinine

  2. Ergonvine

  3. Morphine

  4. Atropine

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Quinine is a traditional medication used both to treat malaria (cures) and as a prophylactic to prevent malaria infection. It is derived from the bark of the cinchona tree and has been used for centuries. Ergovine affects blood vessels, morphine is a painkiller, and atropine has anticholinergic effects - none of these are antimalarials.

Multiple choice
  1. 2,2'-Bipyridine

  2. Biphenyl

  3. Borneol

  4. Biuret

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

2,2'-Bipyridine is an organic compound with the formula (C10H8N2). It is an important isomer of the bipyridine family. It is a bidentate chelating ligand, forming complexes with many transition metals.

Multiple choice
  1. Allyl chloride

  2. Amido black 10B

  3. 4-Aminobenzoic acid

  4. Aminophylline

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Aminophylline is a bronchodilator. It is a compound of the bronchodilator theophylline with ethylenediamine in 2:1 ratio. The ethylenediamine improves solubility, and the aminophylline is usually found as a dihydrate.

Multiple choice
  1. Amobarbital

  2. Amoxicillin

  3. Amphetamine

  4. Amyl nitrate

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Amobarbital is a drug that is a barbiturate derivative. It has sedative-hypnotic and analgesic properties. It is a white crystalline powder with no odour and a slightly bitter taste.

Multiple choice
  1. Iminodiacetic acid

  2. Aminoethylpiperazine

  3. Mesalazine

  4. Amiodarone

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Amiodarone is an antiarrhythmic agent (medication used for irregular heart beat) used for various types of tachyarrhythmias (fast forms of irregular heart beat), both ventricular and supraventricular (atrial) arrhythmias.

Multiple choice
  1. Mocetinostat

  2. Raclopride

  3. Aziridines

  4. Benzanthrone

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Benzanthrone is an aromatic hydrocarbon derivate used as a dyestuff intermediate for anthraquinone-based dyes. It has the appearance of a light yellow to brown-green powder with melting point of 170 °C. It is insoluble in water and soluble in alcohol.

Multiple choice
  1. allergy

  2. angina pectoris

  3. nephritis

  4. goitre

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Anti histamin relieves allergy.

Multiple choice
  1. Cannabis sativa

  2. Erythroxylon coca

  3. Papaver somniferum.

  4. Claviceps perpurata

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Morphine is obtained from Papaver somniferum.