Tramadol: When to avoid it
Tramadol is a popular agent for the treatment of pain and offers an alternative to opioid therapy. Tramadol exerts its analgesic effects through weak stimulation of the mu opioid receptor as well as inhibiting the reuptake of serotonin and norepinephrine similar to some antidepressant medications. While tramadol may be an effective option for mild to moderate pain in otherwise healthy individuals, the following patients may benefit from an alternative analgesic selection. 1–4
Vancomycin remains one of our workhorse antimicrobials for treating infections caused by methicillin-resistant S. aureus

Carbon monoxide (CO) is an odorless, colorless gas and is one of the most common causes of unintentional poisoning deaths in the United States. It is also one of the most common poisoning presentations to Emergency Departments. Because CO is produced by the incomplete combustion of carbon-containing fuels, the incidence of accidental exposure peaks during the winter months due to increased use of in-door heating sources and reduced ventilation.
We sometimes hear information stated as fact that may not be entirely accurate. One such example is, “I’m going to use lorazepam because it isn’t metabolized by the liver.”
