D4

Question 1

What are the problems with powders

Answer 1

Ingredients can be coarse which leads to poor medicine stability
Ingredients can have different particle size which can lead to separation
Ingredients might need to be mixed in different amounts

Question 2

How to minimise the issue with powders

Answer 2

Grind , sieve an excess of powder then weigh the amount needed and record the weight
Use geometric mixing

Question 3

Geometric mixing

Answer 3

Grind the slightest excess of the ingredients with bigger particles
Sieve the ground powders 
Weigh the powders accurately
Place the ingredients of the smaller volume in the mortar
Add equal volumes of the other ingredient
Using the pestle mix gently until an even mixture is obtained
Repeat steps five and six until all ingredients are incorporated

Question 4

Main label

Answer 4

Main source of info for the patient
Allows to track the production down

Question 5

Ancillary label

Answer 5

Warning and advisory labels

Question 6

What are the general principles of labelling

Answer 6

Labels must be elegant and clear
Labels must be printed
Labels must be in English
Identical labels are applied on the medicine bottle and the batch manufacturing document

Question 7

Keep out of sight and reach of children

Answer 7

Legal requirement on all medicines

Question 8

Shake the bottle

Answer 8

On all liquid medicines

Question 9

Use this medicine on your skin only

Answer 9

For all skin products

Question 10

Not to be taken

Answer 10

On non-skin products that are not to be swallowed