A Case of Antibiotic-Induced Posterior Reversible Encephalopathy Syndrome.

To report a case of posterior reversible encephalopathy syndrome (PRES) in a 75 year-old patient who was taking concomitant ciprofloxacin and metronidazole. Case report A patient had been prescribed ciprofloxacin and metronidazole during a recent hospitalization and continued this regimen outpatient. Two weeks after discharge and 3 weeks after initiation of her regimen, she was brought to the emergency department after developing acute weakness and lightheadedness.

A Case of Ivermectin-Induced Warfarin Toxicity: First Published Report.

Here, we present the case of a patient who developed a large hematoma under his tongue while taking concomitant warfarin and ivermectin. Ivermectin has been shown to interfere with vitamin K-dependent clotting factors II, V, VII, and X. However, all the data to date have been from in vivo data with little to no reports on its effects on humans.