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Pharm level 1 - medication admin & basic dosage calculation
Terms in this set (23)
Parenteral dosages are rounded to ___________ place if volume is LESS than 1 ml ?
hundredths place - 2nd place to right of decimal)
ex : 0.921= 0.92 ml
Parenteral dosages are rounded to _____________ place is volume is GREATER than 1 ml ?
Tenths place (first place after decimal)
ex: 1.244 = 1.2
when would you apply the rounding rule ?
not until end of the problem
if rounding is required on drugs that require EXACT AMOUNTS, such as Heparin, Insulin, or any cardiac medication how would you round it?
work the problem to the THOUSANDTHS and ROUND to the HUNDREDTHS place
How is the rate of an infusion pump rounded ?
to the WHOLE number or to Pumps capability
Gtts/ min (drops) are rounded to?
must be rounded to WHOLE number
round to tenths place
When calculating TABLETS the dose is rounded to the Tenths place. but ONLY tablets that are ___________ can be halved or quarter for accurate dose
Scored -- for testing purposes assume the tablet is scored
If the Tablet is NOT scored and you calculations come out to exp: 1.5 what do you do and don't do?
DONT EVER round a tablet UP
in this situation contact the pharmacist for instruction
when do you use a TB syringe?
amount LESS than 1 ml that MUST be given in hundredths
When do you use a 3ML syringe ?
amounts needed for whole numbers rounded to tenths place
Insulin syringes are ONLY used for ?
Insulin -- NEVER EVER round UP !
Suppositories are either ?
rectal or vaginal
-take out 5-10 mins before giving
- Place PT on their side for insertion
When should you NOT give a patient oral Medications ?
When Patient is Nauseated or vomiting
When crushing a tablet you should mix with ?
A very little amount of fluids - juice apples sauce etc.
When measuring liquid meds in a medicine cup you read it at the?
lowest point called the MENISCUS
Sublingual (ODT) medications are absorbed ?
In the vessels under the tongue.
patient is to let the tablet dissolve completely
-more even distribution
-absorbed in skin at consistent rate
-rotate application sites
-take old patch OFF before applying NEW patch
applied to dry clean skin
- wear gloves when applying
-don't double dip to avoid contamination of medication in container
Instillations ( eyes or ears , nose )
-eyes instill in the conjunctiva sack
- one drop (gtt) is typical dose
-if 2 gtts ordered wait 3 mins between gtts
-ears under 3 down and back over 3 up and back
- used to get meds to lung tissue
-spacer increases better metered dose
- pt should be sitting in fowlers or High fowlers position
Nasogastric & Gastrostomy tubes are placed when?
Patient cant swallow
-always check placement before administering meds
-Nurse can insert NG tube
-make sure that meds are mixed with enough saline so tube wont clog
Name the 4 types of Parenteral
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