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Biguanide (/ b aɪ ˈ ɡ w ɒ n aɪ d /) is the organic compound with the formula HN(C(NH)NH 2) 2. It is a colorless solid that dissolves in water to give a highly basic solution. It is a colorless solid that dissolves in water to give a highly basic solution.
Phenformin is an antidiabetic drug from the biguanide class. It was marketed as DBI by Ciba-Geigy, but was withdrawn from most markets in the late 1970s due to a high risk of lactic acidosis, which was fatal in 50% of cases. Phenformin was developed in 1957 by Ungar, Freedman and Seymour Shapiro, working for the U.S. Vitamin Corporation ...
Polyhexanide (polyhexamethylene biguanide, PHMB) is a polymer used as a disinfectant and antiseptic. In dermatological use, [ 4 ] it is spelled polihexanide ( INN ) and sold under various brand names. [ 5 ]
In absolute terms, the number of drug deaths rose by more than 80 percent. Trump, in short, is right that Bondi did an "incredible job" of reducing drug-related deaths—but not in the way he means.
A number of procedures have been defined to derive the LD 50. The earliest was the 1927 "conventional" procedure by Trevan, which requires 40 or more animals. The fixed-dose procedure, proposed in 1984, estimates a level of toxicity by feeding at defined doses and looking for signs of toxicity (without requiring death). [109]
Fentanyl has made headlines for driving overdose deaths, but the Centers for Disease Control and Prevention (CDC) is warning of the rise of an even deadlier drug.. Last year, nearly 70% of all U.S ...
The 17-year-old was leaving a high school basketball game with a friend, Tuesday night, Nov. 12, when someone fired multiple shots into their vehicle, striking the student-athlete.
The median toxic dose encompasses the category of toxicity that is greater than half maximum effective concentration (ED 50) but less than the median lethal dose (LD 50). However, for some highly potent toxins (ex. lofentanil , botulinum toxin ) the difference between the ED 50 and TD 50 is so minute that the values assigned to them may be ...