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Which insulin do you draw up first?
regular (clear) or NPH (cloudy)
hint: R . N.
regular (clear)
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Hypoglycemia episode after insulin administration may mean...
- blood sugar too low & no glucose available in body... it's used up...
- SO ALWAYS CK THE BLOOD GLUCOSE B4 ADMINISTRATION
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PEAK
- maximum effect
- *(low blood sugar)* HYPOGLYCEMIC
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Which insulin does not PEAK?
- Long acting...
- ie.: glargine (Lantus) & detemir (Levemir) never...ever MIX them
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Which insulin should never be MIXED?
- LONG acting..
- ie.: glargine (Lantus) & detemir (Levemir) no PEAK
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ONLY one (1) insulin can be given via IV, which one?
REGULAR (ie.: Humulin R)
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Rx used to treat emergency HYPOGLYCEMIC reactions...
- Glucagon
- via sub-q, im, iv
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Which oral anti-diabetic Rx must be stopped 24-48 hrs b4 & after CT scans or procedures w dyes?
Glucophage (metformin)
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Type 1 diabetes is ? ? ?
always insulin dependent, cannot produce enuf
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Type 2 diabetes
adult onset or developed
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Gestational diabetes
w pregnancy
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Genetic or Drug induced diabetes
w certain genetic diseases or drug induced; chemicals
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DO: Every 5ml/dl over 150 finger stick give 1 unit of REG. insulin... Pt finger stick (203). How much do you administer?
- 10.6 = 10u administered
- **NEVER ROUND INSULIN..EVER**
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Can you round insulin?
NO NO NO never ! ! !
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How are STEROID's (cortisone) related to DIABETES?
Cause blood sugars to INCREASE monitor closely!
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Rapid acting insulin types
clear - regular... ie.: lispro (Humalog), aspart (Novolog), glulisine (Apidra).
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Rapid acting
ONSET
PEAK
DURATION
ONSET... 10 - 20 mins.
- PEAK... 1 - 3 hrs.
- DURATION... 3 - 5 hrs.
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Short acting insulin types
regular...clear (Humulin R) & (Novolin R) ONLY insulins given via IV or sub-Q
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Short acting
ONSET
PEAK
DURATION
ONSET... 30 - 60 mins.
PEAK... 1 - 5 hrs.
DURATION... 5 - 10 hrs.
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Intermediate acting insulin types
isophane (NPH) Humulin N & Novolin N, it's reg. insulin & protamine (binding agent) combo.
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Intermediate acting
ONSET
PEAK
DURATION
ONSET... 1 - 2 hrs.
PEAK... 4 - 12 hrs.
DURATION... 16 - 28 hrs.
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Long acting insulin types
- glargine (Lantus)
- detemir (Levemir)
- no PEAK
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Long acting
ONSET
PEAK
DURATION
ONSET... 1 hr.
PEAK....no peak
DURATION... 24 hrs.
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Can you freeze insulin?
NO
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How do you store insulin prefilled syringes?
Needle up in a jar of the refrigerator...re: medication will settle to the needle and clog up if store any oth way...
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How do you mix & warm insulins?
Roll in hand...DO NOT SHAKE!!!
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Name 3 ORAL diabetic Rx?
metformin (Glucophage) - biguanide
glimepiride (Amaryl) - sulfonylurea hypo-use, sulfur agents added
glucagon -emergency use only for hypo-use
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metformin (Glucophage) - biguanide
DO NOT INITIATE DURING ...
abnorm. creatine (kidney) levels
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What life threatening complication can occur w metformin (Glucophage)?
- Lactic acidosis
- also causes n&v
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What are some complications or DO NOT USE IN situations w Sulfonylurea Oral Rx's?
- DO NOT USE IN PT ALLERGIC TO sulfur drugs
- Pt can become hypoglycemic
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glucagon assessments b4 administration
- -used in EMERGENCY situations usually
- -if responsive give pt something sweet to eat or drink instead
- -routes: IV, IM, SUB-Q
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When taking Steroids/Prednisone (CORTISONE) aka corticosteroids what should be done to minimize stomach upset?
prophylactically take antacids to minimize gastric symptoms.
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intranasal corticosteroids help by...
reducing inflammation of nasal passages to allow easier breathing
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Corticosteroid Therapy and Potassium what are the issues?
corticosteroid enhances the loss of potassium monitor hbp pt carefully w use
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Important anti-inflammatory effect in certain medical situation...
usually given in allergic reaction, rashes, break outs, poison ivy situations
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Baseline assessments in CORTICOSTEROIDS
wt, bp, electrolyte/glucose tests, I&O
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Glucocorticoids use is...
anti-inflammatory & antiallergenic in nature
immunosuppression, ie.: cancer pt, organ transplantation, etc.
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Therapeutic use of GLUCOCORTICOIDS...
- reduce pain and inflammation
- reduce chemotherapy n&v
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GLUCOCORTICOID common & adverse side effects...
eletrolyte imbalance, behavior changes, hyperglycemia, delayed wound healing, osteoporosis
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Corticosteroids and Immunocompromised pts
certain cancers, organ trnsplantation, autoimmune diseases (ie.: lupus, rheumatoid arthritis)
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Does a pt have to be weaned off of Corticosteroid therapy?
Yes, abrupt discontinuation may result in adrenal insufficiency.
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Should or is it alright for HYPERTENSIVE pts to take Corticosteroids?
be monitored closely, due to the possible electrolyte imbalance in potassium.
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Best way to prevent RHINITIS MEDICAMENTOSA...
prevention... careful administration
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What is RHINITIS MEDICAMENTOSA?
REBOUND effect by OVER use of topical (nasal) decongestants
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What does a person that works outside a lot w itchy-watery eyes need to take?
ANTI-HISTAMINE...oral administration because there is no REBOUND affect
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REBOUND effect
overuse of nasal/topical decongestants aka rhinitis medicamentosa
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An example of a nasal decongestant...
AFRIN...shrinks the tissue
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What adverse reaction does sinus Rx/decongestants have on HBP pt's?
increases BP... all decongestants w "D" in their name
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What indication tell you that a Rx has a decongestant in it?
"D" included in their name, (ie.: Allegra "D" fexofenadine)
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Bronchodialator purpose
relaxes bronchial tree allowing increased opening of the bronchioles to increase air flow
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Expectorant action
liqufy mucus by stimulating secretions of natural lubricant fluids
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Mucolytic agent actions
- decreases stickiness & viscosity of pulmonary secretions
- ie. Mucomyst (acetylcysteine)
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Flovent (fluticasone)
Inhalant Corticosteroid (steroid inhalant)
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How does Flovent (fluticasone) steroid inhalant work?
- dialation of the broncho tree
- enhances smooth muscle relaxation
- inhibits inflammatory responses that result from bronchoconstrictions..
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Sympathomimetic Decongestants
- vasoconstriction occurs
- reduces engorged nasal area blood flow
- promotes sinus drainage
- relieves stuffiness/congestion & obstruction
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Sympathomimetic Decongestants adverse reactions:
serious effect is hypertension
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Most effective cough suppressant
(ANTITUSSIVE)
dextromethorphan (as effective as codeine)
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Antihistamine aka (Benadryl)-diphenhydramine ...
- counter acts effects of histamine
- does not prevent histamine
- reduces symptoms
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Anti-histamines commonly treat...
allergic rhinitis & conjunctivitis
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Anti-histamine adverse effects...
- sedative effects
- drying effects
- anticholinergic effects (ie.: dry mouth & skin, blurred vision, constipation, urinary retention)
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Corticosteriod Inhalant is
- steroid inhalant
- inhibits inflammatory responses while...
- dilating brono-tree area, allowing steroid to get in effectively
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Two medications ordered which one gets administered first... bronchodialator or steroid?
BRONCHODIALATOR
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Pt w flu...taking Humibid aka Muccinex (guaifenesin) expectorant 4 therapy of influenza...what instructions are given by the NURSE:
- force fluids to increase/liquefy & loosen mucus secretions
- it has no sedative effect
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Antitussive medications act by...
- suppressing cough center in the brain
- loosens bronchial secretions
- ie.: codeine, dextromethorphan
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Can a pt w AGINA (chest pain) take Sudafed (pseudoephedrine)?
NO... do not take...NOT SAFE 4 any heart disease/issues
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Asthma pt taking Bronchial dialator... GOAL for pt w an appropriate NURSING DX...of activity intolerance.
This pt VITAL SIGNS stay stable w activity
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Proventil (albuterol) is a ...
- bronchodilator
- stimulate smooth muscles in tracheobronchial tree to relax
- opening airway 4 greater vol of air
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OTC cold & allergy Rx
- 1st generation antihistamine (alcohol)
- dries runny nose
- helps you sleep
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1st GENERATION anti-histamines work by...
- more Rx ingredients to make you sleep
- dries runny nose
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??? Calms coughs ???
dextromethorphan
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??? Relieves nasal stuffiness ???
decongestant
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??? Relieves body aches in cold & allergy Rx ???
acetaminophen, occasionally ibuprofen
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??? Loosens mucous ???
guaifenesin
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Some 1st generation oral anti-histamines are:
- diphenhydramine (Benadryl)
- chlorpheniramine (Chlor-Trimeton)
- clemastine (Tavist)
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Some 2nd generation oral anti-histamines are:
- loratadine (Claritin)
- cetirizine (Zyrtec)
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Intranasal Corticosteroids
- reduces inflammation in nasal passages
- decreases nasal stuffiness
- reduces rhinitis, itching, sneezing...
- adverse effect...Nasal burning
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NURSING instructions for taking anti-histamines?
- begin taking b4 allergy season begans
- avoid driving/oth. activities w mental alertness needed
- report excessive coughing/lethargy/confusion
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Education for pt taking inhalants:
- exhale completely
- hold breath 10 seconds after medication inhaled
- rinse mouth to avoid thrush on tongue
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COMMON Lower Respiratory Disease
- COPD - chronic obstructive pulmonary disease
- CALD -chronic airton disease
- Asthma
- Chronic bronchitis
- Emphysema
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Mucolytic Agents are
- acetylcysteine (Mucomyst)
- loosens, thick viscous bronchial secretion
- mucus becomes thinner
- common adverse reaction: n & v
- serious adverse reaction: bronchospasm
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EXPECTORANTS adverse reaction...
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ANTI-TUSSIVE adverse reactions:
- dry mouth
- drowsiness
- constipation
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Beta-Adrenergic Bronchodilating Agents action:
- stimulate smooth muscle of tracheobronchial tree
- reverse airway constriction
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Beta-Adrenergic Bronchodilating Agents serious adverse effects:
- tachycardia
- palpitations
- nervousness, anxiety, restlessness
- headache, dizziness, N & V
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Anticholinergic Bronchodilating Agents aka (ipratropium bromide) ATROVENT or (tiotropium) SPIRIVA actions are:
- produce bronchodilation
- used w long-term tx of COPD
- common adverse effects: dry mouth, throat irritation
- serious adverse effects: tachycardia, urinary retention, exacerbation of sx
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Respiratory Anti-inflammatory Agents act to:
- inhibit inflammatory responses
- use w pt unresponsive to sympathomimetic agents
- prevents sx of asthma
- common adverse effects: hoarseness, dry mouth
- serious adverse effects: thrush (advise pt to rinse mouth out after use)
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