Misc Flashcards

1
Q

Drugs with no interactions

A

Anticholinergics - antimuscuranics

Nitrofurantoin

Oxygen

5a reductase inhibitors

Laxatives - stimulant

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2
Q

Never combine

A

Methotroxate (DMARD) with Trimethoprim (ABx)

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3
Q

Drugs which are under penicillin allergy

A

Tazobactam/tazocin

Penicillins

Cephalosporins (Cefradine) and carbapanems

Co-amoxiclav

Augmentin

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4
Q

Aminoglycosides interactions

A

Cephalosporins (Cefradine)

Loop diuretics increase risk of ototoxicity and nephrotoxicity

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5
Q

risk of cdiff

A

Quinolones

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6
Q

Drugs that prolong QT interval or cause arrythmias

A

Macrolides

Quinolones

antiarrythmiacs

amitriptyline

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7
Q

drugs causing ototoxicity

A

Aminoglycosides

vancomycin

risk increases with diuretics if mixed with either of above

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8
Q

Avoid aspirin in

A

nasal polyps

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9
Q

Dont use these drugs in asthmatics

A

Beta blockers

adenosine - antiarrythmatic

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10
Q

Tricyclic antidepressants overdose

A

dilated pupils

ECG - broad complex tachycardia

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11
Q

Atropine

A

An antimuscuranic given IV usually to increase heart rate

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12
Q

Beta blockers side effect

A

Causes erectile impotence

lethargy drowsiness

hypotension

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13
Q

diuretics

A

abuse of diuretics results in metabolic alkalosis

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14
Q

drugs causing Hyperkalaemia

A

ACE inhibitors or angiotensin II receptor blockers

spironolactone
heparin

ciclosporin

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15
Q

ACE side effects

A

hyperkalaemia

angioedema

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16
Q

calcium channel blockers side effects

A

Headache - amlodopine

verapamil - heart block, bradycardia

Diltiazem - ankle swelling

17
Q

Amiodarone SE

A

peripheral neuropathy

18
Q

Digoxin SE

A

bradycardia

If toxicity will cause - N/V diarrhoea, and disturbances of color vision “yellow haze”

Gynaecomastia

19
Q

drugs causing Gynaecomastia

A

spironolactone
digoxin
antipsychotics

20
Q

digoxin SE

A

Gynaecomastia

21
Q

causes of Peaked T waves

A

hyperkalaemia

myocardial ischaemia

22
Q

Inverted T waves

A
myocardial ischaemia
digoxin toxicity
subarachnoid haemorrhage
arrhythmogenic right ventricular cardiomyopathy
pulmonary embolism ('S1Q3T3')
Brugada syndrome
23
Q

Asthma contraindications

A

Beta blockers

adenosine

24
Q

amiodarone SE

A

Slate-grey

hypothyroidism

25
Thiazides SE
hypercalcaemia impotence hypoK/Na Gout
26
sulfonylureas SE
hypoglycaemia, weight gain and hyponatraemia
27
metformin MOA
decreases hepatic gluconeogynesis increases insulin sensitivity
28
Taking quinolones and NSAIDs
increased risk of seizures
29
Taking quinolones and preinisolone
increased risk of tendon rupture
30
Aminoglycosides SE
Nephrotoxicity - increase w/ vanc, ceph, ciclosporine ototoxicity
31
amlodopine vs amitriptilyne
amlodopine is a CCB amitriptilyne is a tricyclic anti depressant
32
Amoxicillin
causes erythema nodosum -- shin lesion
33
first trimester avoid
sodium valproate warfarin trimethoprim - tetrogenic
34
Later stages of pregnancy avoid
warfarin nitrofurantoin
35
avoided in pregnancy
aldosterone antagonists carbamazepine caution only and sp r/v tetracyclines and children under 12
36
Antifungal durgs
nystatin flucanazole
37
third trimester avoid
Aspirin
38
Drugs causing pulmonary fibrosis
Amiodarone Nitrofurantoin methotroxate Sulfasalazine