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Dosage Forms and Drug Delivery Systems > Aromatic Waters > Flashcards

Aromatic Waters Flashcards

1
Q

Aromatic Waters

A

clear, saturated aqueous solutions of volatile oils or other aromatic or volatile substance

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2
Q

Aromatic waters is prepared from?

A

Volatile Substances

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3
Q

Volatile Substances included in Aromatic waters

A

orange flower oil
peppermint oil
rose oil
anise oil
spearmint oil
wintergreen oil
camphor
chloroform

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4
Q

Aromatic Substances in Aromatic waters have low or high solubility in water.

A

Only low solubility

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5
Q

Concentration of Aromatic Substances in Aromatic Waters

A

small

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6
Q

Use of aromatic waters

A

perfuming/flavoring

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7
Q

Method of AW. Distil the odoriferous drug, in a suitable still, with a, sufficient quantity of potable water or dilute alcohol until the specified volume of aromatic water has been collected.

A

Distillation Method

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8
Q

How many hours do you set aside the distillate in distillation method?

A

12 hours

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9
Q

AW. Distillation Method Steps.

A

Volatile drug in water distilling flask
Water or Alcohol
Set aside distillate or hydrolate for 12 hr
Talc

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10
Q

AW Method. Simple dissolution of essential oils in water. It is prepared by mixing essential oil directly with solvent.

A

Solution Method

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11
Q

AW. Solution Method Steps

A

Volatile Oil
Talc
Shake with Water
Set aside Filter

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12
Q

AW. Alternative Method

A

Dissolve volatile oil in alcohol.
Add to the solution recently boiled distilled water in small portions and shaking vigorously after each addition.
Add talc and set aside.
Filter.

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13
Q

AW. Alternative Method Steps

A

Volatile Oil
Alcohol + Water
Talc
Set Aside filter

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14
Q

Synonyms for Peppermint Water

A

Aqua Menthae Peperitar

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15
Q

Use of Peppermint Water

A
  • Carminative (indigestion, flatulence, stomach cramps)
  • flavoring vehicle
  • mildly sedative to the stomach
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16
Q

Preparation of Peppermint Water

A

Prepared by diluting the concentrate with 39 times its volume in water

17
Q

Why is purified water used in aromatic waters?

A

Very soluble salts used in aromatic waters may exhibit “salting out” thus purified water is used as replacement (vehicle)

18
Q

AW. For Stability

A

● sensitive to light and heat
● lowering temperature can cause separation
of volatile contents
● no preservative is needed but water used
should be recently boiled distilled water
● should be freshly prepared

19
Q

Incompatibilities with volatile substances

A

Only if using electrolytes. Use purified water to resolve issue.

20
Q

AW. Peppermint Water Percentage as Flavored Solution

A

0.2%

21
Q

AW. Concentration of Peppermint water as Carminative

A

0.005%

Dosage Forms and Drug Delivery Systems (12 decks)

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