Q. For oral formulation, what should be the minimum aqueous solubility to avoid bioavailability problems?

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Q. The total solid surface area of any particle is known as ___________

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Q. Particle size and surface area of a drug are directly related to each other.

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Q. Absolute surface area is proportional to the dissolution rate of a drug.

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Q. In the case of hydrophobic drugs, micronization results in a decrease in effective surface area and thus fall is dissolution rate. Which of the below sentences cannot be a reason for the given statement?

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Q. How the absolute surface area of hydrophobic drugs can be converted to their effective surface area?

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Q. Which one of these is not an example of hydrophilic diluents?

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Q. The solvate can exist in different crystalline forms called as _________

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Q. Which form of a drug has greater solubility?

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Q. Which one will be the easiest approach to enhance the solubility and dissolution of any drug?

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Q. What is pH?

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Q. Which one of these is not an advantage of buffered aspirin tablets?

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Q. Larger the size of the counterion, greater the solubility.

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Q. According to the pH-partition hypothesis which one of the given options doesn’t govern the absorption?

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Q. If the pH of either side of the membrane is different, then the compartment whose pH favours greater ionization will have less amount of drug.

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Q. Which of the following equations correct for Henderson-Hasselbach equation for weak acids?

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Q. Which of the following equations correct for Henderson-Hasselbach equation for weak bases?

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Q. What is the pH range of the stomach?

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Q. What is the pH range of the intestine?

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Q. Acids in the pKa range 2.5-7.5 are greatly affected by changes in pH making their absorption pH dependent.

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