ACP EMT Pharmacology Drug list discrete questions

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spy187
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42505
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ACP EMT Pharmacology Drug list discrete questions
Updated:
2010-10-16 15:01:02
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EMT Drugs ACP Alberta pre hospital care pharmacology Epinephrine Glucagon Nitroglycerin Spray ASA Dextrose D50W D25W Nitrous Oxide Oxygen Dimenhydrinate Oral glucose Salbutamol Ipratropium bromide Atrovent Ventolin
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Flash cards for EMT drugs in Alberta Canada as of 2010 (one card per detail)
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  1. Epinephrine
    Trade names:
    Adrenalin, Epinephrine
  2. Epinephrine
    Class:
    Sympathominmetic
  3. Epinephrine
    Action:
    • Directly stimulates Alpha & Beta adrenegic receptors in sympathic NS
    • Bronchodialtion=> relaxes smooth muscle (Beta2)
    • inhibits histomine release
    • positive chronotropic & inotrophic (Beta1)
    • increase cardiac output + myocardial 02 consumption
  4. Epinephrine
    Indications:
    Anaphylaxis
  5. Epinephrine
    Contraindications:
    None in emergent anaphylaxis
  6. Epinephrine
    Adverse Effects:
    Palpitations, anxiousness, headache, tremors
  7. Epinephrine
    Onset & Duration & Dosage & Rout
    • Onset: 5-10 min IM
    • Duration: 5-10 min IM
    • Adult Dosage: 0.3mg (1:1000) IM Repeat q 5-10 minutes prn
    • Ped Dosage: 0.01 mg/kg IM/SQ (do not exceed 0.3 mg)
    • Route: IM - Massaging the site after an IM injection may hasten absorption
  8. Epinephrine
    Interactions/Precautions:
    • hypotension in circulatory callapse
    • hypotension by pheothiazines antagonized by Alpha and Beta receptors
    • additive toxicities with other sympathominmetics
    • pH dependent
    • deactivated when given with high alkaline solutions
  9. Glucagon
    Class:
    hormone (antihypoglycemic agent)
  10. Glucagon
    Action:
    • cause break down of glycogen to glucose
    • inhibits glycogen synthesis
    • elevates blood glucose level
    • positive chronotropic & inotropic
  11. Glucagon
    Indication:
    Hypoglycemia
  12. Glucagon
    Contraindication:
    hypersensitivity
  13. Glucagon
    Adverse effects:
    dizziness, headache, hypotension, N/V hyperglycemia, hypokalemia
  14. Glucagon
    Dosing
    (Onset, Duration, Adult, Peds, Route)
    • Onset:: 5-20 min, peak @ 30 min
    • Duration: 1- 1.5hrs
    • Adult Dosage: 1 mg IM, q 15-20 minutes (prn)
    • Ped Dosage:
    • (<5 years) 0.5 mg IM
    • (>5 years) 1.0 mg IM
    • Route: IM
  15. Glucagon
    Interactions/Precautions:
    After patient regains LOC – supplemental carbohydrates should be provided as soon as possible
  16. Nitroglycerin Spray
    Trade names:
    Nitrostat, Nitro-Bid, Tridil
  17. Nitroglycerin Spray
    Class:
    nitrate, anti-anginal, vasodilator
  18. Nitroglycerin Spray
    Actions:
    • Antianginal relaxes vascular smooth muscle of both venous and arterial beds, resulting in a net decrease in the myocardial oxygen consumption. It also dilates coronary vessels, leading to redistribution of blood flow to ischemic tissue and improves collateral circulation
    • Vasodilating dilates peripheral vessels, decreasing venous return to the heart (preload) useful in treating pulmonary edema and heart failure. Arterial vasodilation decreases afterload, thereby decreasing
    • left ventricular work and aiding the failing heart
  19. Nitroglycerin Spray
    Indications:
    • Acute coronary syndromes (pain & ischemia with Acute Myocardiac
    • Infarction without hypotension), Suspected ischemic cardiac pain
  20. Nitroglycerin Spray
    Contraindications:
    • Hypersensitivity to nitrates
    • Unable to initiate IV
    • Increased intracranial pressure
    • Hypotension (Systolic pressure under 100mmHg)
    • Uncorrected hypovolemia
    • Suspected cardiac tamponade or pericarditis
    • Sildenafil (Viagra) or similar generic drug use within 24 hours
    • Avoid use in extreme bradycardia (<50 bpm) or severe tachycardia (> 180 bpm)
    • Important! Right ventricular infarction: use with Extreme Caution- if at all!
  21. Nitroglycerin Spray
    Adverse effects:
    • Hypotension
    • Palpitations
    • Tachycardia
    • Syncope
    • Dry mouth
    • N/V
    • Headache
    • Dizziness
    • Skin rash
  22. Nitroglycerin Spray
    Dosage
    (Onset Duration Adult Dosage Route)
    • Onset: 1-3 minutes
    • Duration: may last 30-60 minutes
    • Adult Dosage: SL 0.3 mg tabSL 0.4 mg spray q 5 minute intervals (prn) as long as BP remains > 100 mmHg
    • Route: sublingual spray or tablet
  23. Nitroglycerin Spray
    Interactions/Precautions:
    • Do not shake canister if administered as a spray as it will altered the metered dose in a single spray
    • Do not have patient inhale drug on administration as it will alter absorption rate
    • Establish IV prior to or immediately following administration to combat hypotension if necessary
  24. ASA
    Trade names:
    Asprine, Alka Seltzer, Aspergum, Bayer, Cosprin....
  25. ASA
    Class
    • Anit-infammatory
    • analgesic
    • antipyretic
    • platelet inhibitor
  26. ASA
    Actions
    • Anticoagulant: at low doses, appears to impede clotting by blocking prostaglandin synthesis, which prevents
    • formation of platelet-aggregating substance thromboxane A2
    • Analgesia/anti-inflammatory: inhibits the synthesis of prostaglandin, preventing or reducing pain (this is irreversible and can prolong bleeding time)
    • Antipyretic: acts on the hypothalamus to produce peripheral vasodilation causing sweating which leads to heat loss and cooling by evaporation
  27. ASA
    Indications
    Acute coronary syndroms suggestive of an acute myocardial infraction
  28. ASA
    Contraindications
    • Hypersensitivity
    • GI bleeds
    • ulcers
    • asthma (May produce bronchoconstriction in asthmatics)
    • unconsciousness
  29. ASA
    Adverse effects
    Heartburn, N/V, wheezing
  30. ASA
    Dosing
    (Onset Duration Adult Dosage Route )
    • Onset: 5-30 min
    • Duration: 1-4 hours, halflife 15-20min, peak effects 15min -2hrs
    • Adult Dose: 160mg - 325mg chewed as soon as possible
    • Route: PO
  31. ASA
    Interactions-Precautions
    • Anticoagulants increase risk of bleeding
    • Impaired renal and hepatic function
    • The effects of a single dose of aspirin persist for the life of the platelet (about 8 days)
  32. Dextrose D50W/D25W
    Class:
    carbohydrate, antihypoglycemic
  33. Dextrose D50W/D25W
    Actions
    • Rapidly metabolized calories given parenterally, which promotes glycogen
    • stores and prevents ketosis in patients with inadequate oral intake
  34. Dextrose D50W/D25W
    Indications:
    • Hypoglycemia
    • Coma of unknown origin (if unable to obtain blood glucose reading)
  35. Dextrose D50W/D25W
    Contraindications:
    Hyperglycemia Patients with increased ICP or intracranial hemorrhage
  36. Dextrose D50W/D25W
    Adverse effects:
    • Hyperglycemia
    • Thrombophlebitis [phlebitis (vein inflammation) related to a thrombus (blood clot)]
  37. Dextrose D50W/D25W
    Dosing:
    (Onset Duration Adult Dosage Pediatric Dosage Route)
    • Onset: 30-60 seconds
    • Duration: depends upon degree and cause of hypoglycemia
    • Adult Dosage: 0.5 – 1.0 g/kg of D50W slow IVP Second dose may be given if first dose ineffective
    • Suspected head injury 12.5 g D50W slow IVP Re-check chemstrip in opposite limb and assess patient
    • Pediatric Dosage: 0.5-1.0 g/kg of D25W (2-4 mls/kg) slow IVP
    • Route: IV
  38. Dextrose D50W/D25W
    Interactions/Precautions:
    • Dextrose greater (>) than 5% is considered a hypertonic solution. It can be very irritating to the vein and could cause cerebral bleeding if not given slowly
    • Patients with increased intracranial pressure (give a half dose and reassess – Never withhold, if the patient’s metabolic needs are deficient)
    • Ensure patency of IV – can cause tissue sloughing if interstitial • Localized venous irritation and tissue necrosis may result
    • IV cathalon should be 18g minimum as solution is very viscous
  39. Nitrous Oxide
    Trade Name:
    Entonox
  40. Nitrous Oxide
    Class:
    gaseous analgesic/anesthetic
  41. Nitrous Oxide
    Action:
    • Potent analgesic, weak anesthetic at 50% nitrous oxide with 50% oxygen
    • CNS depressant with analgesic properties
  42. Nitrous Oxide
    Indications:
    • Pain of musculoskeletal origin, particularly fractures
    • Burns
    • Suspected ischemic chest pain (BLS)
    • Pregnancy (only in active labor)
  43. Nitrous Oxide
    Contraindications:
    • Unable to follow commands – due to interpretive problem, drugs, alcohol
    • Altered LOC
    • Significant COPD
    • Any traumatic chest injury
    • Any suspicion of pneumothorax, obstructed bowel (abd pain with distension)
    • Decompression sickness (diving in last 48 hours)
    • Pregnancy – except in active labor
  44. Nitrous Oxide
    Adverse effects:
    • Dizziness
    • ALOC
    • Hallucinations
    • N/V
  45. Nitrous Oxide
    Dosage
    (Onset, Duration,Adult Dosage,Pediatric Dosage,Route)
    • Onset: ~50sec
    • Duration: effects last only 2-5 minuets after administration ceases
    • Dosage: (Adult and Ped)Self administrated inhalation until pain is relieved or patient drops the mask.
    • Route: Inhalation by demand valve and mask
  46. Nitrous Oxide
    Interactions/Precautions:
    • Use in well ventilated area
    • Ensure to invert tank three times prior to use
    • Do not use outside if ambient temperature is below minus six degrees Celsius (-6°C).
    • Do not use if frost on the tank
    • Prolonged use can cause hypoxemia- provide supplemental Oxygen
  47. Medical Oxygen
    Class:
    Medical Gas
  48. Medical Oxygen
    Action:
    • Colorless, odorless, tasteless gas essential to respiration
    • At sea level, oxygen makes up approximately 10% - 16% of venous blood and 17% - 21% of arterial blood
    • Transported from the lungs to the body’s tissues attached to hemoglobin in the red blood cells
    • Inhalation/administration will increase arterial oxygen tension (PaO2) and hemoglobin saturation
  49. Medical Oxygen
    Indications:
    • Hypoxia from any cause
    • Chest pain due to cardiac ischemia
    • Altered level of consciousness
  50. Medical Oxygen
    Contraindications:
    None for emergency use.
  51. Medical Oxygen
    Adverse effects:
    None
  52. Medical Oxygen
    Dosing
    (Onset,Duration,Adult Dosage,Pediatric Dosage,Route)
    • Onset: immediate
    • Duration: until administration ceases
    • Dosage: Nasal Cannula: @ 1-6 L/min (24% - 40% O2 concentration)
    • Simple & Pocket Mask: @ 6 – 10 L/min (40% - 60% O2 concentration)
    • Partial/ Non-Rebreather (NRB): @ 10 – 15 L/min (up to 98% O2 concentration)
    • Bag-Valve Mask (BVM): @ 10 – 15 L/min (up to 100% O2 concentration)
    • Venturi Masks: @ 4 L/min (24% - 28% O2 concentration) @ 8 L/min (35% - 40% O2 concentration) Note: liter flow is dependent on the Venturi mask used.
    • Route: Inhalation
  53. Medical Oxygen
    Interactions/Precautions:
    • In some cases of COPD, oxygen administration may reduce the patient’s respiratory drive This is not a reason to withhold oxygen, but be prepared to assist ventilations.
    • Oxygen that is not humidified may dry out or irritate mucous membranes
    • Monitor long-term high flow in neonates as retrolental fibroplasia may develop
    • Open flames
    • 1 L/minute increase from 25% = 4% increase in dose
    • Example:
    • 1 L/minute = 25%
    • 2 L/minute = 29%
  54. Dimenhydrinate
    Trade name:
    Gravol, Dramamine
  55. Dimenhydrinate
    Class:
    antiemetic, antihistamine, anticholinergic, antivertigo
  56. Dimenhydrinate
    Action:
    antiemetic,antivertigo: inhibits nausea and vomiting by centrally depressing sensitivity to the labyrinth apparatus that relays stimuli to the chemoreceptor trigger zone and stimulates the vomiting center of the brain
  57. Dimenhydrinate
    Indications:
    Nausea, vomiting
  58. Dimenhydrinate
    Contraindications:
    • Hypersensitivity (contains benzyl alcohol)
    • Seizures
    • Any condition which may be worsened by anti-cholinergic effects
  59. Dimenhydrinate
    Adverse effects:
    • Can cause sedation
    • dry mouth
    • blurred
    • vision
    • urinary retention
  60. Dimenhydrinate
    Onset:
    Duration:
    Adult Dosage:
    Pediatric Dosage:
    Route:
    • Onset: Immediate
    • Duration: 4-7 hours Peak :1-4 hours
    • Adult Dosage: 25 – 50 mg slow IVP 50 – 10 mg IM Note: IV dose must be diluted with NS to 10 ml
    • Pediatric Doseage: 1 mg/kg IM or slow IVP (diluted)
    • 2 – 5 years do not exceed 25 mg
    • 6 – 12 years do not exceed 50 mg
    • Route: IV, IM
  61. Dimenhydrinate
    Interactions/Precautions:
    • Seizure disorders
    • Asthma
    • Patients with increased intraocular pressure or angle-closure glaucoma.
    • Undiluted solution is irritating to the veins and may produce sclerosis
  62. Glucose (oral)
    Trade name:
    Insta-glucose, Monogel, Glutose
  63. Glucose (oral)
    Class:
    glucose
  64. Glucose (oral)
    Action:
    A monosaccharide that is given orally and is readily absorbed in the intestine
  65. Glucose (oral)
    Indications:
    Hypoglycemia in patients who are alert, are able to follow commands & can swallow
  66. Glucose (oral)
    Contraindications:
    • Any patient who is not alert
    • Any patient unable to follow commands
    • Any patient who lacks a gag reflex
    • Hyperglycemia
  67. Glucose (oral)
    Adverse effects:
    Nausea and vomiting
  68. Glucose (oral)
    Onset:
    Duration:
    Dosage:
    Route:
    • Onset: 1 minute
    • Duration: Depends on the degree of hypoglycemia
    • Dosage: 25 g orally (may repeat in 10 minutes if necessary) (Administer the entire contents of tube (25 g) slowly and intermittently while patient swallows)
    • Route: Oral
  69. Glucose (oral)
    Interactions/Precautions:
    • May cause nausea or the patient may gag when administered
    • Oral glucose is not absorbed sublingually or buccally
  70. Salbutamol (Canada), albuterol sulfate
    Trade name:
    Ventolin
  71. Salbutamol
    Class:
    bronchodilator, beta2-selective adrenergic agonist (sympathomimetic)
  72. Salbutamol
    Action:
    • Selectively stimulates beta-adrenergic receptors of the lungs, uterus, and vascular smooth muscle
    • Brochodilation results from relaxation of the vascular smooth muscles, which relieves bronchospasm and reduces airway resistance
    • Higher doses will drive serum potassium (K+) into the cells.
  73. Salbutamol
    Indications:
    • Bronchospasm due to bronchial asthma
    • chronic bronchitis and other chronic bronchopulmonary disorders
    • Respiratory distress with bronchospasm
  74. Salbutamol
    Contraindications:
    Hypersensitivity
  75. Salbutamol
    Adverse effects:
    • Often dose-related and include
    • restlessness, tremors dizziness,
    • palpitations, tachycardia, nervousness, peripheral vasodilation, nausea,
    • vomiting, hyperglycemia, increased blood pressure, and paradoxical bronchospasm.
  76. Salbutamol
    Onset:
    Duration:
    Adult Dosage:
    Pediatric Dosage:
    Route:
    • Adverse effects:
    • Onset: 5-15 minutes
    • Duration: 3-4 hours Peak effect: in 30 minutes to 2 hours
    • Adult Dosage: 2.5 – 5.0 mg nebule – repeat q 10 minutes prn
    • MDI minimum 6 puffs max 20
    • Pediatric Dosage: 0.15 mg/kg diluted to 2.5 ml saline via nebulizer
    • < 10 kg give 1.25 mg with NS to 2.5 ml
    • 10-20 kg give 2.5 mg
    • > 20 kg give 2.5 – 5.0 mg
    • MDI pediatrics minimum 2 puff max 10
    • Route: Nebulizer or metered dose inhaler
  77. Salbutamol
    Interactions/Precautions:
    • Should not be used with patients presenting with acute heart failure Cardiovascular disease – cardiac dysrhythmias, hypertension
    • Diabetes mellitus – risk of drug induced hyperglycemia
    • Hypokalemia – risk further reducing serum potassium levels and possible adverse cardiovascular events
  78. Ipratropium bromide
    Trade name:
    Atrovent
  79. Ipratropium bromide
    Class:
    anti-cholinergic, bronchodilator
  80. Ipratropium bromide
    Action:
    Inhibits cholinergic receptors in the bronchial smooth muscle, resulting in decreased concentrations of cyclic guanosine monophosphate (cyclic GMP). Decreased levels of cyclic GMP produce local, not systemic, bronchodilation
  81. Ipratropium bromide
    Indications:
    bronchospasm in asthma, chronic bronchitis and emphysema
  82. Ipratropium bromide
    Contraindications:
    Hypersensitivity to drug or atropine or its derivatives
  83. Ipratropium bromide
    Adverse effects:
    • alpitations
    • Dizziness
    • Anxiety
    • Headache
    • Nervousness
  84. Ipratropium bromide
    Onset:
    Duration:
    Adult Dosage:
    Pediatric Dosage:
    Route:
    • Onset: 1-3 min
    • Duration: 4-6 hrs, Peak 1-2hrs
    • Adult Dosage: 250 –500 mcg via nebulizer with Salbutamol (mixed) repeat up to two times if necessary
    • Normally only 1-2 doses in other conditions (eg. emphysema, chronic bronchitis)
    • Combivent: 2.5 – 5.0 ml nebule – repeat q 10 minutes prn (not to exceed max dose for Atrovent )
    • MDI: minimum 1- 4 puffs prn; max 10 (give after salbutamol; ipratropium has a much slower onset of action) Pediatric Dosage: (ages 5-11) – 25-250 mcg via nebulizer with salbutamol (mixed) repeat up to times two if necessary
    • MDI: minimum 2 puff prn; max 4 (give after salbutamol; ipratropium has a much slower onset of action)
    • safety and efficacy in children under 12 years of age haven’t been established.
    • Route: Nebulizer or metered dose inhaler
  85. Ipratropium bromide
    Interactions/Precautions:
    • Hypersensitivity to soy lecithin or related food products (soybeans, peanuts)
    • Patients with narrow angle glaucoma
    • Be careful to avoid accidental release into the eyes (use mouth piece neb if possible)

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