Select the drug that undergoes extensive first-pass metabolism in the liver:
A. Phenobarbitone
B. Propranolol
C. Phenylbutazone
D. Theophylline
A. Phenobarbitone
B. Propranolol
C. Phenylbutazone
D. Theophylline
A. Strychnine
B. Caustic soda
C. Ferrous sulfate
D. Kerosene
A. Muscle dystonia caused by triflupromazine
B. Insomnia after taking pentobarbitone
C. Precipitation of asthma by morphine
D. Gum hyperplasia caused by phenytoin
A. Light source Detector Sample cell Monochromator Readout
B. Light source Sample cell Detector Monochromator Readout
C. Light source Readout Sample cell Detector Monochromator
D. None of these
A. Ultraviolet absorbance or refractive index measurement.
B. Increase in temperature
C. Ionization in flame
D. Thermal conductivity
A. R-F method
B. Gas Chromatography
C. UV
D. None
A. potentiometric titration
B. X-ray fluorescence
C. X-ray absorption
D. Karl Fisher titration
E. Measuring the pH of the system