Chap 7 Flashcards

(41 cards)

1
Q

solid dosage forms which medicinal agents
and or inert substances are enclosed in a small edible shell usually made of gelatin

A

CAPSULES

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2
Q

obtained by the PARTIAL HYDROLYSIS OF COLLAGEN obtained from the skin, white connective tissue and bones of animals and seaweeds.

A

GELATIN

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3
Q

TYPES OF GELATIN

A

TYPE A
TYPE B

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4
Q

. TYPE A is made through

A

acid hydrolysis

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5
Q

TYPE B is made through

A

alkali hydrolysis

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6
Q

Hard gelatin capsules has a

A

Body
Cap

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7
Q

CHARACTERISTICS OF GELATIN

A

Stable in air
Soften in cold water
Soluble in hot water
Digested by proteolytic enzymes.

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8
Q

Employed in clinical drug trials to compare the effects of an investigational drug with those of another drug product or placebo; It is Employed in the extemporaneous compounding of
prescription in community setting

A

HARD GELATIN CAPSULES (HGC)
(DRY-FILLED CAPSULES)

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9
Q

COMPONENTS OF HGC:

A
  1. Gelatin
  2. Sugar
  3. Water
  4. FD&C and D&C dyes (color)
  5. Titanium dioxide (opaque)
  6. Sulfur dioxide 0.15% (preservative)
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10
Q

CHARACTERISTICS: of HGC

A

Moisture content: 13% -16%

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11
Q

Storage condition & difficulties encountered of HGC

A

HIGH HUMIDITY: distorted and lose their rigid shape
EXTREME DRYNESS: Brittle and crumble

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12
Q

Are made of gelatin to which glycerin or
polyhydric alcohol such as sorbitol or has been added and is Elastic

A

SOFT GELATIN CAPSULES

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13
Q

CHARACTERISTICS of SGC

A

Moisture content: 6%-10%
Physical appearance:
 Oblong, oval or round
 Single-colored or two-tone

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14
Q

ENCAPSULATED WITH SGC

A
  1. Pumpable solutions
  2. Suspensions
  3. Pastry materials
  4. Powders
  5. Liquids
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15
Q

Types of liquid used

A

Water-immiscible volatile & non-volatile liquids (vegetables and aromatic
oils)
Water- miscible non-volatile liquids
(polyethylene glycols)
Water-miscible & relatively non-volatile
(isopropyl alcohol)

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16
Q

CAPSULE SHELL PRODUCTION:

A
  1. Dipping
  2. Drying
  3. Trimming
  4. Removing
  5. Joining
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17
Q

MANUFACTURE OF HGC SHELLS

A
  1. Capsule body
  2. Shorter cap
18
Q

shells are produced industrially by the
mechanical dipping of PINS OR PEGS
(made of manganese bronze) of the desired shape and diameter into temperature and controlled reservoir of melted gelatin.

19
Q

Soft gelatin capsules may be prepared by:

A

Plate process (molder)
Rotary die process
Reciprocating die process

20
Q

hard gelatin capsules may be prepared by:

A

PIN METHOD (CENTRIFUGAL CASTING)

21
Q

Preparation of Filled Hard Gelatin
Capsules

A
  1. Developing and preparing the formulation
    and selecting the capsule size.
  2. Filling the capsule shells
  3. Capsule sealing (optional)
  4. Cleaning and polishing the filled capsules
22
Q

Each capsules is weighed individually after filling through punch method to ensure accuracy

23
Q

Used in regular or extensive basis of filling capsule

A

HAND OPERATED FILLING MACHINE

24
Q

FILLING OF EMPTY HGC
(LARGE SCALE)

A
  1. SUPPLY
  2. RECTIFICATION
  3. SEPARATION
  4. JOINING
  5. POLISHING AND CLEANING
25
Capacities ranging from and when efficiently operated can produced about 200 –2,000 capsules per hour.
24 – 300 capsules
26
Capsules may be clean individually or in a small numbers by rubbing them with a clean gauze or cloth.
SMALE-SCALE PRODUCTION
27
Capsule-filling machines are fixed with a cleaning vacuum that removes any extraneous material from the capsules as they exit the equipment
LARGE-SCALE PRODUCTION
28
Capsules may be sealed through:
a) Distinct design b) Colored band of gelatin c) Heat welding d) Liquid wetting agent that lowers the melting point in the contact areas of the capsule's cap and body. e) Lightly coating the inner surface of the cap with a warm gelatin solution.
29
Added substances is needed i capsules to
to enhance their stability, usefulness, or elegance or to facilitate their manufacture may be used only if they
30
CONTAINERS FOR DISPENSING CAPSULES
1. Tight container 2. Well-closed container 3. Light resistant container
31
1. Capsules are placed in the basket rack assembly 2. Immersed for 30x/minute into thermostatically controlled fluid at 37 C.
DISSOLUTION & DISINTEGRATION TEST
32
Capsules disintegrate completely into soft mass having no palpably firm core and only some fragments of the gelatin shell.
Endpoint:
33
The amount of active ingredient, determined by assay, is within the range of ____-_____ of the labelled claim for 9 to 10 dosage units assayed with no unit outside the range of _____ - _______ of the labelled claim
85% - 115% 70% to 125%
34
To determine the intrinsic stability of the active drug molecule and the influence of environmental factors such as temperature, humidity, light, formulative components, and the container and closure system
STABILITY TESTING
35
TYPES of STABILITY TESTING
Long-term stability Accelerated stability
36
To ensure their suitability for packaging the capsules
MOISTURE PERMEATION TEST
37
MOISTURE PERMEATION TEST is determined by
Degree and rate of moisture penetration.
38
Containers for dispensing capsules
Tight container well-closed container Light resistant container
39
HGC & SGC
10 Capsules
40
In SGC, solvent is allowed to evaporate at room temperature for ___ minutes
30 minutes
41