Endocrine And Respiratory Pharm PDF
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Uploaded by UnderstandableFaith4798
2024
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Summary
This document is a detailed blueprint for a pharmacology exam, likely for an undergraduate course. It covers topics on endocrine drugs, diagnosing diabetes (prediabetes and diabetes), insulin, and mental health. It includes atypical antipsychotics, mood stabilizers, and related conditions.
Full Transcript
○ 0.45% sodium chloride; 0.33% sodium chloride; 10% dextrose in water; 2.5% dextrose in water ○ This is DANGEROUS in cerebral edema. Endocrine Drugs ( 3 content hours & 15 questions [multiple choice & select all that apply]). Taxonomy: knowledge, understanding, appli...
○ 0.45% sodium chloride; 0.33% sodium chloride; 10% dextrose in water; 2.5% dextrose in water ○ This is DANGEROUS in cerebral edema. Endocrine Drugs ( 3 content hours & 15 questions [multiple choice & select all that apply]). Taxonomy: knowledge, understanding, application, and analysis - Diagnosing diabetes - Prediabetes - FBG 100-125 mg/dL - Impaired glucose tolerance (2hrOGTT) 140-199 mg/dL - Hg A1C: 5.7%-6.4% - Diabetes - Glucose blood levels (2 separate days) - FBG greater than equal to 126 mg/dL - Random BG greater than equal to 200 mg/dL - OGGT greater than equal 200 mg/ dL - Hemoglobin A1C: greater than equal to 6.5% - Normal Diabetes Serum Values - Fasting Blood Glucose (FBG): less than equal to 99 mg/dL - Random BG < 200 mg/dL - OGGT: less than equal to 140 mg d/L - Hemoglobin A1C: less than equal to 5.6% (may not be accurate with some people) - Diabetes 1 & 2 pharmacological and non-pharmacological treatment - Insulin treats ALL type 1 DM and SOME type 2 DM - Precursor= proinsulin (insulin and peptide loop running from A to B chains). This loop is called C- peptide (enzymatically clipped from a proinsulin molecule). C-peptide can be measured in the blood to determine if the pancreas is producing insulin - Secretion-> rise in BG= insulin secretion - Inhibits insulin release: alpha- adrenergic receptors in pancreas - Complications of insulin= hypoglycemia (BS 6 mU/L - Free T4 < 0.9 ng/dL - TPO antibody for Hashimoto’s Disease - Normal Thyroid Serum Values - TSH: 0.3- 6 mU/L - Free T4: 0.9-2 ng/dL - Free T3: 230-620 ng/dL - Thyroid peroxidase (TPO) antibody: negative - Levothyroxine pharmacokinetics, administration, patient education, and adverse reactions/SE - T4 (synthroid/levoxyl) - Drug choice no matter the cause - Taken 4 Life - Oral - IV for myxedema coma - Absorption - reduced by food - give 30-60 minutes in AM prior to eating - Pregnancy may increase dose requirement - Take 4 hours apart from antacids, rion, calcium supplements, or foods because it may compete with absorption - NO GRAPEFRUIT juice - SE= tachycardia, angina, tremor, hyperthermia, heat intolerance, sweating - Monitor= TSH levels 6-8 weeks after starting therapy and then yearly when stabilized (target 0.5-2 mU/L) - Half-life and plasma levels= highly protein bound= prolonged half-life is 7 days. Fairly stable steady state with once/day dosing. Bad news- it takes 4 half lives (4 weeks) to reach to plateau - Assess= apical HR, BP, tachydysrhythmias, chest pain Mental Health ( 3 content hours & 15 questions [multiple choice & select all that apply]). Taxonomy: knowledge, understanding, application, and analysis Atypical 2nd generation antipsychotic names Bipolar meds: mood stabilizer names (may cause weight gain) o Mood Stabilizer: (may use multiple ▪ Lithium (old but common) ▪ Valproic acid/divalproex ▪ Carbamazepine ▪ Lamotrogine o Antipsychotics: (also a mood stabilizer, have a lot of reasons to use) ▪ first generation (typicals) ▪ second generation (atypicals) ▪ third generation (atypicals) Antipsychotic extra-pyramidal signs/symptoms (s/s) Pseudo-Parkinsonism: Mask-like facies, resting tremor, shuffling gait, bradykinesia Tardive Dyskinesia: Lip smacking, tongue movements, facial grimacing Akathisia: Restlessness, inability to sit still Dystonia: Involuntary muscle contractions o Albuterol and Levalbuterol (short-acting beta2- agonist (SABA) bronchodilators (rescue medications) ▪ Albuterol given to relax the airway smooth muscles ▪ Action- (1) binds to beta2 adrenergic receptors in airway smooth muscle. Increases in cAMP activates kinases → decreases intracellular calcium → relaxes smooth muscle → bronchodilation (2) relatively selective to beta2 (pulmonary) receptors ▪ Use cautiously: cardiac disease, hyperthyroidism ▪ Adverse Reactions/Effects: chest pain, palpitations, nervousness, restlessness, tremor, PARDOXICAL BRONCHOSPASMS ▪ Nursing assessment: Lungs, HR, BP Sputum color, amount, characteristics Paradoxical bronchospasms (withhold med & notify provider) May cause transient hypokalemia ▪ Education: Shake inhaler well At least 1 minute between inhalations New inhaler- prime first (4 sprays into the air/away from face) Discard after 200 sprays Do not double or increase doses If using other inhalers, use albuterol first and then other med after 5 minutes o Inhaled corticosteroids- use with LABA anti inflammatory ▪ Action- (1) Potent, locally acting anti-inflammatory & immune modifier ▪ Use cautiously in: diabetes, glaucoma ▪ Adverse Reactions/Effects: otitis media, headache, oropharyngeal fungal infections, ANAPHYLAXIS ▪ Nursing Assessments: S/S of life-threatening adrenal insufficiency (anorexia, nausea, weakness, fatigue, hypotension, hypoglycemia increase in glucose ▪ Education: Allow 1 minute in between inhalations Do not use w/ spacer, do not shake inhaler Gradual decrease is required If using a rescue inhaler, wait five minutes after to administer corticosteroid Rinse mouth w/ water after treatment Side effects of albuterol & ipratropium o Ipratropium (short-acting muscarinic antagonists (SAMA) anticholinergics, bronchodilation) ▪ Action- (1) blocks muscarinic receptors in bronchi and produces local bronchodilation ▪ Contraindicated: ipratropium, atropine, belladonna, alkaloids, bromide ▪ Use cautiously: urinary retention, glaucoma, bladder neck obstruction, prostatic hyperplasia ▪ Adverse Reactions/Effects: minimal Dizziness, headache, cough, bronchospasms, blurred vision, hypotension, palpitations ▪ Nursing assessments : Assess for atropine, belladonna allergies Also soy & peanut allergies (if using with ipratropium/albuterol MDI) Respiratory system ▪ Education: Not to exceed 12 doses within 24 hours Rinse mouth after inhaler use Sugarless candy/gum for dry mouth Know drug generic names if they are bronchodilator vs anti-inflammatory ▪ Bronchodilators ▪ Levalbuterol (Xopenex) ▪ Albuterol ▪ Salmeterol ▪ Formoterol ▪ Indacaterol ▪ Arformoterol (nebulizer) ▪ Olodaterol o Anti-inflammatory ▪ budesonide ▪ fluticasone ▪ Peak flow meter, colored zones, and spacers o Peak Flow (for asthma and COPD) ▪ Handheld device measuring movement of air out of the lungs ▪ Identifies airway narrowing before having symptoms ▪ Use at least daily in the a.m. (especially) before taking medications ▪ Peak flow zones- Green, Yellow, Red ▪ Review Canvas video and read more about PFM o Colored zone o Spacers ▪ helpful for metered-dose inhalers that require hand breath coordination Respiratory rescue for asthma vs COPD o All patients need a rescue inhaler o Levalbuterol and Albuterol are rescue medication for COPD o formoterol and corticosteroid (budesonide) or symbicort are rescue medication for ASTHMA