MED SAFETY Flashcards

1
Q

At which 6 points can errors occur

A

1) admission to hospital
2) prescribing during inpatient stay
3) dispensing medication
4) administering medication
5) monitoring medication
6) Upon discharge (transfer of care)

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2
Q

What errors occur upon admission to hospital

A

There are discrepancies in admission drug histories
These errors can occur when:
- determining the patients med history
- when transcribing these details onto the clinical record
- when prescribing these medications onto the inpatient drug chart

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3
Q

How to reduce errors on admission to hospital

A
  • By obtaining accurate drug history and carrying out Med Rec ASAP when patient admitted
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4
Q

Why is obtaining an accurate drug history important (4 reasons)

A

Allows continuity of treatment

Identifies adverse drug reactions

Identifies drugs that may need to be modified during admission (e.g. stop warfarin before surgery)

Implications for any new medications prescribed

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5
Q

What does a Med Rec consist of

A

Involves collecting info on MHx using at least 2 of the most recent and accurate sources of info to create a full list of their current meds

Checking or verifying the list against the current drug chart in hospital to identify discrepancies

Documenting any changes, omissions and discrepancies

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6
Q

How do you carry out a Med Rec

A

Use at least 2 accurate sources which include:
- asking the patient/carer
- See if patient has PODs
- Phone GP
- Drug charts from recent admissions
- SCR

Ask about allergies, how they take meds, OTC, herbal, supplements, adherence, side effects

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7
Q

what 4 types of medication are used in hospital

A

-Can be the patient’s own drugs which they brought from home
-Can be from ward stock = available on ward for any patient
-Dispensed as inpatient supply = with patient’s name but no direction on use
-Dispensed for discharge with full instruction on use

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8
Q

Advantages of PODs

A
  • Assists with medication history taking
  • patients can continue the medication they are familiar with
  • Less risk of dose omissions (missed dose)
  • less waste
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9
Q

Disadvantages of PODs

A

May include medicines from other members of the family

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10
Q

What 4 criteria do HCP have to use to determine if a POD is suitable for use

A

Is it identifiable

Is it in date

Is it labelled with the patients name

Is it in good condition

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11
Q

What is ward stock

A

Medicines kept on the ward even if patient is not currently using it so that it is available when patient needs

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12
Q

What drugs would we avoid making ward stock

A

costly drugs

Dangerous drugs

Rarely used drugs

Drugs for which we record the patients name

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13
Q

What drugs would we keep in ward stock

A

Drugs likely needed in an emergency
(e.g. adrenaline, lorazepam)

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14
Q

When are meds dispensed for discharge and what considerations need to be made

A

if a med is required by an inpatient and likely to be taken home by the patient

  • labelled with patient name and directions on use
  • Sufficient quantity supplied to take home
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15
Q

when are meds dispensed for inpatient supply

A

Meds that are needed for inpatient that isn’t ward stock and is unlikely to be taken home

  • these are simply labelled with the patient name and no directions for use
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16
Q

How common are dispensing errors

A

2% of all dispensed items have errors before final check

only 0.02% of items have errors after the final check

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17
Q

what are 3 examples of dispensing errors

A

similar drug name = wrong medication given

Similar packaging = wrong drug given

Error in the patients name

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18
Q

who administers medication in hospital

A

Nurses
Doctors
other HCPs
Self-administered by the patient

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19
Q

What is the incidence of administration errors in IV and non-IV doses

A

6% of non-IV doses

35% of IV doses (IV doses are complex to prepare and administer

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20
Q

What are the causes of Administration errors

A

Administering IV infusions too quickly

Dose omissions (over half of all administration errors)

Wrong dose given

Wrong formulation given

Wrong drug

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21
Q

How to prevent administration errors

A

Educate nursing staff on med safety

Have clear clarifications on prescriptions

Use of technology

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22
Q

what is needed for clear clarifications on prescriptions

A

always use generic name alongside brand name

Always write abbreviations in full

Clearly indicate formulation

Fix handwriting = and advise to always confirm with prescriber if unsure what is written

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23
Q

What technology is used to reduce administration errors

A

Barcode medication administration (BCMA)
- nurse has to scan barcode on the medicine and barcode on patients wrist and see if it matches up

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24
Q

What is the limitation of BCMA

A

it is not advanced enough to distinguish between (e.g. two 5mg tablets being the same as one 10mg tablet), so it may flag up and not let nurse give the medication

25
What is monitored after patient takes meds
Drugs monitored for efficacy and toxicity/side effects
26
What 4 errors can occur when monitoring medications
Failure to monitor Failure to monitor correctly at the right time (e.g. not taking drug levels at right time) Failure to check the results Failure to act on results appropriately (e.g. adjusting dose for renal impairment)
27
what is needed when upon discharge from hospital
TTA prescription for medications that are taken home Information to patient and GP about medication at discharge and changes to their medications Can be electronic discharge or on paper
28
Role of the hospital pharmacist in discharge
check TTA against inpatient chart record the details of the med rec Check and confirm what medication needs to be supplied
29
What the 6 stages of giving medications in primary care
1) Intention 2) Prescribing 3) Presentation 4) Dispensing 5) Adherence 6) Effect
30
How does the quality of medication safety change at each stage of a primary care setting
Quality of medication safety goes down at each stage
31
what is the quality of med safety at the stage of intention
100% as we intent to supply at the highest standard
32
what is the quality of med safety at the stage of prescribing and why
around 90% Because of prescribing errors such as - directions not given - over supply - no strength, signature, incorrect drug, no quantity - prescription errors
33
What is the quality of med safety at stage of presentation and why
around 85% (3-5% lower than at prescribing stage) Because prescription items do not get presented to a community pharmacy for dispensing
34
what is the quality of med safety at the dispensing stage and why
around 80-82% Due to dispensing errors
35
What is the quality of med safety at the adherence stage and why
around 35% Greatest reduction in quality is at adherence because 30-50% of patients are non-adherent to their medications
36
what is the quality of med safety at the stage of effect and why
between 5-25% Due to drug being ineffective or any adverse effects
37
In what group of patients are there more medication errors and why
Elderly patients Because they are on more medications and are more likely to have co-morbidities, renal impairment, etc.
38
why do active failures occur
error producing conditions, which arise due to latent conditions
39
What are defences
things that may or may not stop things from going wrong
40
What does the Swiss cheese model of accident causation show
shows that if holes in our defences (the layers of Swiss cheese) line up, it can lead to an accident These holes in the defences are caused by the latent conditions
41
What are the two types of active failure
unintended action (slips, lapses, mistake) Intended action (violation)
42
Can an intended violation be a mistake
Yes It can either be a mistake or a violation (A mistake is following a plan that was wrong in the first place)
43
What are the 2 types of mistakes
Rule based mistakes Knowledge based mistakes
44
what is the difference between rule based and knowledge based mistakes
Rule based = giving the incorrect dose because you used the wrong guideline / read the wrong guideline Knowledge based = not lowering dose due to renal impairment because you didn't know you had to
45
what is a violation
Deliberately not following the rules
46
What are the 3 types of violation
Routine violation = common violations HCPs may use to cut corners for efficiency (e.g. administering bolus doses over 2 mins instead of 3) Exceptional violations = person feels they must break the rule to get the job done, but do not mean any harm Sabotage = intentionally breaking rules with intent to harm
47
What is unintended action
Making the correct plan and failing to follow it
48
what are 2 types of unintended action
Slips = error in execution due to attention failure (e.g. writing 75mg instead of 750mg because you were not concentrating) Lapses = error in execution due to simply forgetting (memory failure) (e.g. forgetting to screen a medicine)
49
What are the 8 error producing conditions
1) Patient factors 2) Task factors 3) individual factors 4) Team factors 5) Working conditions 6) Organisational factors 7) Institutional context factors 8) Technology factors
50
3 examples of patient factors in error producing conditions
Patient case may be very complex Communication errors with patient Patient may seem very knowledgeable about their medication so you choose to trust them (not using 2 sources for drug history)
51
2 Examples of task factors in error producing conditions
May be a task they are unfamiliar with A task they used to do but have forgotten how to do it
52
What are individual factors in error producing conditions
tiredness Hungry Distracted Emotional issues etc
53
2 team factors in error producing conditions
Error in communication Power hierarchy = not questioning a HCP because they are senior or seem more smart
54
what are some working conditions in error producing conditions
Busy Uncomfortable Hot/cold Cant access a computer
55
example of a technology factor in error prescribing conditions
cant find medicine in drop down menu so prescribe the next best thing (which is wrong)
56
what are Latent conditions
Organisational/cultural conditions = actions and decisions made by those away from the front line
57
what is an example of latent conditions
educational policies such as not being taught something properly during university or medical school Organisational/legal structure (e.g. requiring formal training)
58