Which among the following is a pure antagonist of opioid receptors ?
A. Natrexone
B. Nalbuphine
C. Butorphanol
D. Pentazonice
DOPA and 5-Hydroxytryptophan are clinically important because _____?
A. They cross blood Brain Barriers
B. They are acidic precursors of Brain amines
C. They act as neuromodulators
D. They are metabolites of various neurogenic amines
The beneficial effect of drug neostigmine in the treatment of Myasthenia gravis is due to the action _____?
A. It is produces more acetylcholine
B. It inhibits the action of cholinesterase
C. It produces more acetycholine receptors
D. It increases the action of cholinesterase
Aspirine is useful in all the following conditions EXCEPT ______?
A. Fever
B. Post myocardial infarction
C. Venous thrombosis
D. Gout
Which among the following Not a pharmacological action of opioids _____?
A. Cough suppression
B. Anti-emesis
C. Miosis
D. Truncal rigidity
Thyroid storm can be treated by all the following drugs EXCEPT ______?
A. Propylthiouracil
B. Dexamethasone
C. Propranolol
D. Aspirin
Which of the following drugs can be given safely to a patient with renal disease ?
A. Phenacetin
B. Tetracycline
C. Aminoglycoside
D. Diazepam
Quinine is obtained from CINCHONA _____?
A. Root
B. Bark
C. Leaves
D. Seed capsule
Read More: Past Papers of Pharmacology
