Source / episode info
- **Episode:**111
- **Title:**Divine Intervention Episode 111 – The “Clutch” Pharmacology Podcast Round 1
- **Published:**2019-06-09
- Source:Episode page
One-liner
This episode provides a comprehensive review of high-yield pharmacology across multiple systems, emphasizing drug mechanisms and critical associations in cardiology (antiarrhythmics, CHF agents), nephrology (diuretics, RTA), infectious disease (antibiotic spectrum/toxicity), endocrinology (thyroid management), and psychiatry.
High-yield summary
- Diuretic Combinations: Hyperkalemia + Metabolic Acidosis suggests Potassium-Sparing Diuretics (Amiloride/Triamterene); Hypokalemia + Metabolic Alkalosis suggests Loop or Thiazide diuretics; Metabolic Acidosis + Hypokalemia suggests Carbonic Anhydrase Inhibitors (Acetazolamide).
- Antiarrhythmics: Amiodarone is a Class III antiarrhythmic that can cause pulmonary fibrosis, blue-black skin discoloration, and thyroid dysfunction. Digoxin toxicity risk increases with hypokalemia.
- Antibiotic Stewardship: For MRSA coverage, Vancomycin (oral form for C. difficile) or Daptomycin are key; for Pseudomonas, use a third-generation cephalosporin like Ceftazidime or an aminoglycoside like inhaled Tobramycin in CF patients.
- Thyroid Storm Management: The standard sequence is Beta-blocker -> PTU -> Corticosteroids.
- Hormonal Replacement/Anabolic Agents: Teriparatide should be given in a pulsatile fashion to increase bone formation, but carries an increased risk of osteosarcoma.
- GI Protection: PPIs and H2 receptor antagonists are used for PUD; Misoprostol (a prostaglandin analog) is used to prevent NSAID-induced gastric injury.
Learning objectives
- Differentiate the mechanisms, indications, and toxicities of various classes of antiarrhythmic agents (e.g., Class I vs III).
- Apply knowledge of diuretic combinations to diagnose specific electrolyte imbalances (K+, Cl-, HCO3-).
- Select appropriate antibiotics based on pathogen coverage, resistance patterns, and patient risk factors (e.g., MRSA, Pseudomonas).
- Understand the management protocols for thyroid storm and hyperthyroidism in pregnancy.
- Recognize the indications and contraindications of various psychotropic medications (e.g., SSRIs, antipsychotics) and their associated side effects.