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Digoxin: Dosing, Therapeutic Range and Toxicity Management

…of more efficacious agents with wider therapeutic to toxic windows, and its routine use in adult patients is generally discouraged. However, it retains a specific…

Adenosine: Administration Technique, Dose Escalation and Precautions

…of supraventricular tachycardias (SVTs), usually within 30 seconds. Doses higher than 18 mg are unlikely to revert a tachycardia and should not be used. Specific…

🟠 Aspirin (Acetylsalicylic acid)

…Interactions Pharmacodynamic interactions Anticoagulants, thrombolytics, or other platelet aggregation inhibitors: Salicylates inhibit platelet function and enhance the effect of anticoagulants, increasing bleeding risk. Monitor coagulation…

Alcohol and Cardiovascular Disease

…males and 40 g daily in females as capable of causing cardiomyopathy. Several mechanisms contribute: Direct toxic effects on cardiomyocytes Disruption of intracellular signalling and…

Adenosine for tachyarrhythmias (AVNRT, AVRT, NCT)

…This side effect lasts a few seconds. Case reports have indicated that the risk of high degree AV block and ventricular arrhythmias is greater in…

Alcohol withdrawal and delirium tremens: quick reference

…with a relatively clear level of consciousness and preserved orientation 12 to 48 hours Withdrawal seizures, usually generalised tonic clonic and sometimes several within a…

Contrast-Associated Acute Kidney Injury: Risk Assessment and Prevention

…effects of contrast exposure and other ischaemic or nephrotoxic stresses. The kidney is particularly vulnerable to toxic injury because of its high blood flow and…

Spirometry

…or fumes. Preoperative assessment before thoracic or upper abdominal surgery in a patient with known lung disease. Follow up of treatment effect and of disease…

Heart Failure with Reduced Ejection Fraction (HFrEF)

…Toxic and infiltrative causes are increasingly recognized. The burgeoning field of cardio oncology has highlighted the cardiotoxic effects of anthracyclines, HER2 inhibitors (trastuzumab), and immune…

🟠 QTc Interval Calculator (Bazett’s, Fridericia’s, Hodge's and Framingham Formulas)

…interval can cause serious arrhythmias and sudden cardiac death. QT prolongation can precipitate torsades de pointes, a specific form of polymorphic ventricular tachycardia characterized by…

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