Pharmacology is the study of how a drug affects a biological system and how the body responds to the drug. The discipline encompasses the sources, chemical properties, biological effects and therapeutic uses of drugs. These effects can be therapeutic or toxic, depending on many factors. Academic tasks have more than 2000+  general pharmacology MCQs with answers. In this section, we focus on all areas of MCQs on pharmacology subject and cover all important topics of pharmacology like Neuropharmacology, Psychopharmacology, Toxicology, Clinical Pharmacology, Molecular and Cellular Pharmacology – and much more. All these topics are chosen from trusted and best reference books on pharmacology. These pharmacology MCQs are also helpful for the preparation of interviews, entrance examinations, other competitive examinations, and certifications for all Experienced, Freshers and Students. Also, check MCQs on Dental Materials here.

201. The drug combination which produces Neuroleptanalgesia is______________?

A. Daroperidol + Fentanyl
B. Deroperidol + Ketamine
C. Droperiodl + Ether
D. Droperiodl + Thiopental sodium + Nitrous oxide

202. The dentist who first used Nitrous oxide for the abolition of pain due to dental extraction was_____________?

A. Harpes David
B. Harvey william
C. Horace wells
D. Hunter John

203. Which of the following anesthetic drugs produces powerful stimulation of the cerebral cortex_____________?

A. Cocaine
B. Procaine
C. Lidocaine
D. Tetracaine

204. Ketamine is a________________?

A. Short general anesthetic agent
B. Local anesthetic agent
C. Antidepressive agent
D. Hypnotic agent

205. Problems associated with nitrous oxide anaesthesia is_____________?

A. Behavioral problem
B. Sensitizes the heart to adrenaline
C. Prolonged difficult induction
D. Tachycardia and or arrhythmias

206. Cardiac arrhythmias are most commonly seen during administration of____________?

A. Thiopental
B. Halothane
C. Ethyl Ether
D. Nitrous oxide

207. Lidocaine produces its antiarrhythmic effects by_____________?

A. Increasing A-V conduction
B. Decreasing cardiac excitability
C. Increasing cardiac conduction velocity
D. Increasing spontaneous pacemaker activity

208. A patient, without prior medication, breathes a gas mixture consisting of 50 percent nitrous oxide and 50 percent oxygen by volume. Which of the following effects would be expected_____________?

A. Analgesia
B. Excitation
C. Surgical anesthesia
D. Respiratory arrest

209. Chloroxylenol has_______________?

A. Local anesthetic property
B. Local anesthetic and antiseptic action
C. Antiseptic action
D. Antibiotic action

210. Dissociative Sedation and analgesia described by Robert and Rosebaum in 1971 is____________?

A. 5 to 20% N20
B. 20 to 30% N20
C. 30 to 50% N20
D. 50 to 70% N20