Related Questions

Bioavailability of a drug after oral administration may be reduced by:
A Increased rate of first pass metabolism
B Enteric coating of a tablet that is labile in acid pH of stomach
C Interaction with other drugs
D Decreased gastric emptying time
E Increased gastrointestinal blood flow
Causes of decreased bioavailability are
A High first pass metabolism
B Poor lipid solubility
C Increased absorption.
D Intravenous absorption of drugs
E Nonionization of drugs
Bioavailability of a drug is
A A fraction of unchanged drug in the systemic circulation
B Is affected by metabolism in the liver
C 100% with intravenous route
D A measure of the rate of absorption of the drug
E Identical with different formulations of the same drug
Bioavailability of orally administered drug
A Depends on solubility status
B Depends on size of the particle
C Is not influenced by presence of food
D Does not depend on disintegration time
E Usually ranges between 60-70 percent
A drug that is highly effective in treating many types of infection can,at present,be obtained only from the bark of the ibora , a tree that is quite rare in the wild. It takes the bark of 5000 trees to make one kilogram of the drug. It follows, therefore, that continued production of the drug must inevitably lead to the ibore's extinction. Which of the following,if true, most seriously weakens the arguments above ?
A The drug made from the ibora bark is dispensed to doctors from a central authority
B The drug made from the ibora bark is expensive to produce
C The leaves of the ibora are used in a number of medical products
D The ibora can be propagated from cuttings and grown under cultivation
The price of an item changed from Tk. 120 to Tk. 100. Later, the price decreased again from Tk. 100 to Tk. 80 and finally the price decreased from Tk. 80 to Tk. 60. What oif the three decreases was larger in percentage term?
A 1st decrease
B 2nd decrease
C 3rd decrease
D Both 2nd and 3rd
A swimming pool is initially filled to a depth of 96 inches. After 2 weeks, the depth has decreased to9212 inches. Assuming that the depth decreased at a constant rate, after how many days would the water depth have reached 9334 inches?
A 3
B 9
C 7
D 6
If the radius of a circle is decreased by 20% then the area is decreased by:
A 20%
B 30%
C 36%
D 40%
২০২৩ সালে কোম্পানির সম্পদ ৭০,০০০ টাকা কমেছে এবং দায় ১,০০,০০০ কমেছে। কোম্পানির মালিকানা স্বত্ব কত? (In 2023, asset of the company decreased Tk. 70,000 and liability decreased Tk.1,00,000. What will be the owner's equityn)
A ৩০,০০০ টাকা বাড়বে (Tk. 30,000 increase)
B ৩০,০০০ টাকা কমবে (Tk.30,000 decrease)
C ১,৩০,০০০ টাকা কমবে (Tk. 1,30,000 decrease)
D ১,৩০,০০০ টাকা বাড়বে (Tk. 1,30,000 increase)
Following subcutaneous injection of a drug into a healthy young adult, dilatation of the pupil and a rise in systolic blood pressure are produced. The drug could be
A Acting by stimulating  and  receptors
B Acting by blocking sympathetic ganglia
C Atropine
D Adrenaline
E Morphine

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