Conversion and Time Schedule Flashcards
Bid
2 times daily
q12h
every 12 hours
tid
3 times daily
q8h
every 8 hours
qid
4 times daily
q6h
every 6 hours
1 tbs
3 tsp
1 tsp
5ml
1oz
30ml
1cup
8 oz
1 pt
16 oz
1qt
2 pt
1 gallon
4qt = 128 oz
1 fluid dram
60 minims
1 oz
8 fluid dram
1lb
454 g
1 gr
64.8 mg
1 oz
30 g
What is a diluent?
is an inert substance that does not have a concentration. The diluent adds either volume or mass to the preparation.
How can concentration can be expressed?
In percent, ratio strength, and fractions
What is express in weight/weight?w/w%)
number of grams of solute dissolved in 100g of final product.
What is express in weight/ volume?(w/v%
number of grams of solute dissolved in 100 ml of solution
What is express in volume/ volume?(v/v%):
number of milliliters of solute dissolved in 100ml of solution
What is ratio strength?
used to designate the concentration of weak solutions or liquid preparations. Ex= 1:1000