ADR's Flashcards

(43 cards)

1
Q

Which drugs are known to impair glucose tolerance?

A
Thiazides
Furosemide
Steroids
Tacrolimus
Ciclosporin
Interferon-alpha
Nicotinic acid
Anti-psychotics

Beta Blockers

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2
Q

Why should beta blockers be used with caution in diabetics?

A

Slight impairment of glucose tolerance

Interfere with metabolic and autonomic response to hypoglycaemia

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3
Q

Which drugs are known to induce urinary retention?

A
Tricyclic antidepressants
Anticholinergics
Opioids
NSAID's
Disopyramide
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4
Q

Give examples of tricyclic antidepressants

A

Amitriptyline
Nortriptyline
Trimipramine

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5
Q

Give examples of anticholinergics

A

Atropine
Ipratropium
Tolterodine

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6
Q

What is disopyramide used for?

A

Prevention and treatment of ventricular and supra ventricular tachycardia

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7
Q

What drugs are known to cause lung fibrosis?

A

Amiodarone
Cytotoxic agents - bleomycin and bulsuphan
Anti-Rheumatoid - Methotrexate and Sulfasalazine
Nitrofurantoin
Ergot-derived dopamine agonists - bromocriptine, cabergoline, pergolide

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8
Q

Which drugs are used to treat tuberculosis?

A
6 Months:
- Rifampicin
- Isoniazid
2 Months:
- Pyrazinamide
- Ethambutol
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9
Q

What are the ADR’s associated with Rifampicin?

A
  • Liver enzyme inducer
  • Hepatitis
  • Orange secretions
  • Flu-like symptoms
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10
Q

What are the ADR’s associated with Isoniazid?

A
  • Peripheral neuropathy
  • Hepatitis
  • Agranulocytosis
  • Liver enzyme inhibitor
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11
Q

How are the peripheral neuropathy effects of Isoniazid prevented?

A

Pyridoxine (Vitamin B6)

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12
Q

What are the ADR’s associated with Pyrazinamide?

A
  • Hyperuricaemia - Gout
  • Arthralgia
  • Myalgia
  • Hepatitis
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13
Q

What are the ADR’s associated with Ethambutol?

A
  • Optic neuritis
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14
Q

What is important to know when prescribing ethambutol?

A

Check visual acuity pre and post treatment

Dose adjustment for renal impairment

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15
Q

What are the main side effects of glucocorticoids?

A

Endocrine - impaired glucose regulation, increased appetite, weight gain, hirsutism, hyperlipidaemia

Cushing’s syndrome

MSK - osteoporosis, proximal myopathy, avascular necrosis of femoral head

Immunosuppression

Psych - insomnia, depression, mania, psychosis

GI - peptic ulcer, acute pancreatitis

Ophthalm - glaucoma and cataracts

Intracranial hypertension

Suppression of growth in children

Neutrophilia

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16
Q

What are the main side effects of mineralocorticoids?

A

Fluid retention

Hypertension

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17
Q

What should you be aware of when prescribing long term steroids?

A

Double dose during illness

Gradual withdrawal if:

  • Pred >40mg daily >1wk
  • > 3wks of treatment or recently repeated courses
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18
Q

What common ADR’s are associated with Gentamicin and Vancomicin use?

A
  • Nephrotoxicitiy

- Ototoxicity

19
Q

What should you be aware of when prescribing antibiotics (specifically broad spectrum)?

A

C Diff colitis

Common in cephalosporins and ciprofloxacin

20
Q

What are the main ADR’s of ACE inhibitors?

A
  • Hypotension
  • Electrolyte abnormalities
  • AKI
  • Dry cough
21
Q

What are the main ADR’s of Beta Blockers?

A
  • Hypotension
  • Bradycardia
  • CI in asthmatics
  • Worsen heart failure but help chronic
  • Impair glucose tolerance
22
Q

What are the main ADR’s of Ca blockers

A
  • Hypotension
  • Bradycardia
  • Peripheral oedema
  • Flushing
23
Q

What are the main ADR’s of diuretics?

A
  • Hypotension
  • Electrolyte abnormalities (Key is K+ but also Ca2+ and Na+)
  • AKI
24
Q

What are the main ADR’s associated with Digoxin use?

A
Nausea
D&V
Blurred vision
Confusion
Xanthosia - disturbed yellow/green visual perception

Toxicity managed with Digibind

25
What are the main ADR's associated with amiodarone use?
Interstitial lung disease Thyroid disease Skin greying Corneal deposits
26
What are the ADR's of lithium?
Early - tremor Intermediate - tiredness Late - Seizures, arrhythmia's, coma, renal failure, diabetes insipidus
27
What are the ADR's of antipsychotics?
Acute dystonia Akathisia Tardive dyskinesia Drowsiness Clozapine - agranulocytosis
28
What are the key ADR's of NSAID's?
``` Renal failure Systolic dysfunction - heart failure Asthma Indigestion Dyscrasia - clotting abnormality ```
29
What are the main ADR's of statins?
Myalgia Abdo pain Increased ALT/AST Rhabdomyolysis
30
What factors aggravate psoriasis?
Trauma Alcohol Drugs - beta blockers, lithium, antimalarials, NSAID's, ACE inhibitors, infliximab Withdrawal of systemic steroids
31
What are the CYP450 Inhibitors?
``` S - Sodium Valproate I - Isoniazid C - Cimetidine K - Ketoconazole F - Fluconazole A - Allopurinol C - Chloramphenicol E - Erythromycin S - SSRI's C - Ciprofloxacin O - Omeprazole M - Methotrexate ```
32
What are the CYP450 Inducers?
``` C - carbamazepine R - rifampicin A - Alcohol P - Phenytoin G - Goserulin P - Phenobarbitone S - Sulphonylureas/Smoking ```
33
Which drugs interact with alcohol?
``` NSAIDs Warfarin Metrinidazole and Disulfiram Metformin MAO inhibitors Barbituates, opioids, benzodiazepines ```
34
What may an NSAID alcohol interaction cause?
GI bleeding
35
What may a Warfarin alcohol interaction cause?
Increased anticoagulation
36
What may an alcohol metrinidazole/disulfiram interaction cause?
Sweating Flushing Nausea Vomiting
37
What may happen if alcohol and metformin interact?
Lactic Acidosis
38
What may happen if alcohol interacts with MAO inhibitors?
Hypertensive crisis
39
What may happen if alcohol interacts with barbituates, opioids or benzodiazepines?
Sedation
40
Which drugs can cause peptic ulcer disease?
NSAID's | Corticosteroids
41
Which drugs can cause renal impairment?
ACE inhibitors | NSAID's
42
What can exacerbate psoriasis?
``` Trauma Alcohol Beta blockers Lithium Antimalarials - chloroquine/hydroxychloroquine NSAID's ACEi Infliximab Steroid withdrawal ```
43
Which drugs may exacerbate heart failure?
Thiazolinediones - pioglitazone - fluid retention Verapamil - negative inotropic effect NSAID/glucocorticoid caution - fluid retention (apart from 75mg aspirin) Class I antiarrhythmics - negative inotropic and proarrhythmic effects