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Pharmaceutics II > Respiratory Dosage Forms > Flashcards

Respiratory Dosage Forms Flashcards

1
Q

Define aerosols

A
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2
Q

Give example of natural aerosols

A

Fog and smoke

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3
Q

Define pharmaceutical aerosols

A
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4
Q

What are the advantages of aerosols

A
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5
Q

What are the disadvantages of aerosols

A
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6
Q

List the components of aerosols

A

Container
Valve
Actuator
Propellant

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7
Q

List the components of aerosols

A

Container
Valve
Actuator
Propellant

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8
Q

Explain container component of aerosols with its three types

A
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9
Q

Explain the glass container

A
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10
Q

Explain the plastic container

A
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11
Q

Explain the metal container

A
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12
Q

What is the use of valve as component of aerosols

A

Deliver the content in desired form and amount

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13
Q

What are the two forms of valves

A

Continuous spray valve
Metering valve

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14
Q

Explain continuous spray valves

A
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15
Q

Explain metering valve

A
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16
Q

Explain actuator as a component of aerosols

A
17
Q

What are the types of actuators

A

Spray actuators
Foam actuators
Solid stream actuator
Special actuator

18
Q

Spray actuator is used for what

A

Topical preparation

19
Q

Foam actuator consists of what

A
20
Q

Solid stream actuator is used for what

A

Semi solid preparations

21
Q

What is the use of special actuators

A
22
Q

Explain propellant

A
23
Q

What are the types of propellants

A

Liquefied gas propellant
Compressed gas

24
Q

Explain the liquified gas propellant

A

Exits as liquids under pressure but when valve is opened, they convert into gas.
Divided into two sub types:
Chlorofluorohydrocarbon
Hydrocarbons

25
Q

Chlorofluorohydrocarbons are used for what

A

Oral and inhalation preparations

26
Q

What are the advantages of chlorofluorohydrocarbons

A
27
Q

What are the disadvantages of chlorofluorohydrocarbons

A

High cost
Depletes the ozone layer layer

28
Q

Hydrocarbons are used for what

A

Water aerosols and topical use

29
Q

What are the advantages of hydrocarbon

A
30
Q

What are the disadvantages of hydrocarbons

A
31
Q

Explain the compressed gas propellant

A
32
Q

What are the advantages of compressed gas

A
33
Q

What are the disadvantages of compressed gas

A

Pharmaceutics II (25 decks)

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