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Drugs > Contraindications > Flashcards

Contraindications Flashcards

1
Q

Adrenaline

A
  1. Hypovolaemic shock without adequate fluid replacement
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2
Q

Aspirin

  • Suspected
  • Actively
  • Bleeding
  • Chest pain
  • Hurts
A
  1. Hypersensitivity to aspirin / salicylates
  2. Actively bleeding peptic ulcers
  3. Bleeding disorders
  4. Suspected dissecting aortic aneurysm
  5. Chest pain associated with psychostimulant OD if SBP >160 mmHg
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3
Q

Ceftriaxone

A

Allergy to Cephalosporin antibiotics

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4
Q

Dexamethasone

A
  1. Known hypersensitivity
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5
Q

Dextrose 10%

A
  1. Nil of significance in the above indication
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6
Q

Fentanyl

  • Hands
  • Left
A
  1. History of hypersensitivity

2. Late second stage of labour

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7
Q

Glucagon

A
  1. Nil of significance in the above indication
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8
Q

Glyceryl Trinitrate

2 BP
3 HR
2 STEMI
3 Drugs
Sensitive
A
  1. Known hypersensitivity
  2. Systolic blood pressure < 110 mmHg tablet
  3. Systolic blood pressure < 90 mmHg patch
  4. Sildenafil Citrate (Viagra) or Vardenafil (Levitra) administration in the
    previous 24 hr or Tadalafil (Cialis) administration in the previous 4 days
    (PDE5 inhibitors)
  5. Heart rate > 150 bpm
  6. Bradycardia HR < 50 bpm (excluding autonomic dysreflexia)
  7. VT
  8. Inferior STEMI with systolic BP < 160 mmHg
  9. Right ventricular MI
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9
Q

Heparin

A
  1. Known allergy or hypersensitivity
  2. Active bleeding (excluding menses)
  3. Oral anticoagulants
  4. Bleeding disorders
  5. History of Heparin-Induced Thrombocytopaenia (HIT) ( low blood platelet count)
  6. Severe hepatic impairment / disease, including oesophageal varices
  7. Recent trauma or surgery (< 3 weeks)
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10
Q

Ipratropium Bromide

A
  1. Known hypersensitivity to Atropine or its derivatives
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11
Q

Ketamine

A

Suspected non-traumatic brain injury with severe hypertension (SBP > 180)

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12
Q

Lidocaine (Lignocaine

A

Known hypersensitivity to lidocaine or related local anaesthetics (bupivacaine, levobupivacaine,
prilocaine, ropivacaine

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13
Q 
Lidocaine (Lignocaine) – AVOID-2
H
B
C
P
A

AVOID-2 exclusion criteria:
Known hypersensitivity to lidocaine
Bradycardia (HR < 50)
Cardiac arrest or cardiogenic shock (SBP < 90mmHg)
Past history of epilepsy, renal failure or liver failure

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14
Q 
Methoxyflurane
M
C
P
E
P
A

Muscular dystrophy
Concurrent use of tetracycline antibiotics
Pre-existing renal disease / renal impairment
Exceeding total dose of 6 mL in a 24 hour period
Personal or family history of malignant hyperthermia

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15
Q

Midazolam

A
  1. Known hypersensitivity to benzodiazepines
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16
Q

Morphine

Hands Left & Right

A
  1. History of hypersensitivity
  2. Renal impairment / failure
  3. Late second stage of labour
17
Q

Naloxone

A
  1. Nil of significance in the above indication
18
Q

Olanzapine

A
  1. Nil
19
Q

Ondansetron

  • ondanceatron
A
  1. Known hypersensitivity
  2. Concurrent Apomorphine use
  3. Known Long Q-T syndrome
  4. Hypokalaemia or hypomagnesaemia
20
Q

Oxytocin

P.H.E.C.

A
  1. Previous hypersensitivity
  2. Preaclampsia (toxemia)
  3. Exclude multiple pregnancy before drug administration
  4. Cord prolapse
21
Q 
Paracetamol
2 Does
1 kid
ACS
Sensitive
A
  1. Hypersensitivity to paracetamol
  2. Children < 1 month of age
  3. Paracetamol already administered within past 4 hours
  4. Total paracetamol intake within past 24 hours exceeding 4 g (adults) or
    60 mg/kg (children)
  5. Chest pain in suspected acute coronary syndrome
22
Q

Prochlorperazine (Stematil)

Contras

A 
1. Circulatory collapse (cool, pale, clammy skin, tachycardia,
hypotension)
2. CNS depression
3. Previous hypersensitivity
4. Patients < 21 years of age
5. Pregnanc
23
Q

Salbutamol

A
  1. Nil of significance in the above indications
24
Q

Tenecteplase

A
  1. Major surgery in the past 3 months
  2. Significant head injury in the past 3 months
  3. Major trauma in the past 3 months
  4. Stroke/TIA in the past 3 months
  5. ICH at any time
  6. GI or genitourinary bleed in the past month
  7. Current bleeding disorder, active bleeding (excluding menses) or
    bleeding tendencies
  8. Anticoagulants or glycoprotein IIb/IIIa inhibitors
  9. Allergy to tenecteplase or gentamicin

Drugs (7 decks)

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