87 results
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Known to Prolong QTc ... pseudoephedrine #QTc ... #Medications #Causes ... differential #diagnosis #pharmacology ... #table
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Resistance, Main Uses ... Internet Book of Critical ... Vasopressors #Properties #Table ... #Pharmacology #
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... prolonged PR and QT ... #ECG #Changes # ... Progression #Table
Drugs Used for the Treatment of COVID-19 Infection

** Editor Note (from ophthalmology MD input) - Hydroxychloroquine/chloroquine
Drugs Used for the Treatment ... or detachment, etc ... highlighted circle= clinical ... #COVID19 #Pharmacology ... #Table #Management
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... frequently benign causes ... and an initial ECG ... should be guided by clinical ... The treatment strategy
Some H1 antihistaminic Drugs in Clinical Use
1st Generation Antihistamines:
Ethanolamjnes - Carbinoxamine (Clistin), Dimenhydrinate (salt of diphenhydramine)(Dramamine),
antihistaminic Drugs in Clinical ... Meclizine (Bonine, etc ... Chlor-Trimeton, etc ... classification #Pharmacology ... #classes #generation
Coverage of common antibiotics used in the hospital

For empiric coverage, first define the type of infection,
prior resistance. e.g ... ESBL, KPC, VRE. etc ... #antibiogram #pharmacology ... #table #sensitivities
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #Tachycardia #Treatment
Hydroxychloroquine is an antimalarial & DMARD (disease modifying antirheumatic drug). It is currently being discussed as
prophylaxis and treatment ... tinnitus) and may cause ... It also can cause ... hypoglycemia), QTc ... Hydroxychloroquine #HCQ #Pharmacology
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... , swelling • Treatment ... upper lid • Cause ... eyedrops, surgery #Clinical ... Chalazion #Comparison #Table