Antidiarrhoeal formulations contains

Non-ideal solution effects can be incorporated in K-value formulations by:

A

Integrating for each molecule

B

Use of excess free energy

C

Use of enthalpy of vaporization

D

Use of partial fugacity coefficient ϕi

What is the characteristic of pH-independent formulations?

A

Buffering agents that adjust pH to the desired value

B

Drug disperse in the insoluble matrix of rigid hydrophobic materials

C

Hollow systems containing drug surrounded by a polymer membrane

D

Formation of complexes between the drug and anion/cation exchange resins

Which one of the following should not be a characteristic of the vehicles or polymers which are used for parenteral formulations?

A

Sterile

B

Consists of pyrogen

C

Nonirritating

D

Biodegradable

MRP of scheduled formulations = Ceiling Price +

A

Retail Price

B

Local Taxes as Applicable

C

None

D

All of the above

Lyposomes are used as carriers for drugs and macromolecules in pharmaceutical formulations. They are

A

Phospholipids dispersed gently in aqueous medium to obtain multilamellar vesicles

B

Hydrophilic or lipophilic polymer matrix with a drug reservoir

C

A shallow compartment moulded from a drug impermeable system and rate controlling polymeric membrane

D

Microporous membrane made from ethylene / vinyl acetate polymer

Which one of the following formulations of a pesticide would be most suitable for spraying in a standing crop of rice?

A

Endosulfan EC

B

Endosulfan D

C

Endosulfan G

D

Endosulfan SD

Two bottles contains mixture of milk and water. First bottle contains 64% milk and second bottle contains 26% water. In what ratio these two mixtures are mixed so that new mixture contains 68% milk?

A

3 : 2

B

2 : 1

C

1 : 2

D

2 : 3

Suppose you have four test tubes labelled as 'A', 'B', 'C' and 'D'. 'A' contains plain water, 'B' contains solution of an alkali, 'C' contains solution of an acid, and 'D' contains solution of sodium chloride. Which one of these solution will turn phenophthalein solution pink?

A

Solution 'A'

B

Solution 'B'

C

Solution 'C'

D

Solution 'D'

Solution X contains 40% salt and 60% water by weights, Solution Y contains 25% salt and 75% water. If a mixture of X and Y contains 30% salt. What percent of the weight of this mixture is solution X?

A

10%

B

33.3%

C

40%

D

42.5%

A jar contains red balls and green balls in the ratio 3:1. If the jar contains only the two types of balls, which of the following cannot be the number of balls in the jar ?

A

96

B

80

C

72

D

54

Antidiarrhoeal formulations contains

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