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Quinidine is a class IA antiarrhythmic agent used to treat heart rhythm disturbances. [1] It is a diastereomer of antimalarial agent quinine , [ 2 ] originally derived from the bark of the cinchona tree.
Ge Hong extracted the artemesinin using a simple macerate, and this method is still in use today. [19] The active compound was first isolated in 1971 and named artemisinin. Artemisinin has a very rapid action and the vast majority of acute patients treated show significant improvement within 1–3 days of receiving treatment.
Quinine is a medication used to treat malaria and babesiosis. [5] This includes the treatment of malaria due to Plasmodium falciparum that is resistant to chloroquine when artesunate is not available. [5] [6] While sometimes used for nocturnal leg cramps, quinine is not recommended for this purpose due to the risk of serious side effects. [5]
Hypersensitivity to quinine, mefloquine, quinidine, or dextromethorphan/quinidine with a history of thrombocytopenia, hepatitis, bone marrow depression or lupus-like syndrome induced by these drugs QT interval, prolonged or congenital long QT syndrome or a history suggesting torsades de pointes
Sodium channel blockers are also used as local anesthetics and anticonvulsants. [5] Sodium channel blockers have been proposed for use in the treatment of cystic fibrosis, [6] but current evidence is mixed. [7] It has been suggested that the analgesic effects of some antidepressants may be mediated in part via sodium channel blockade. [8]
Quinine and its derivatives are used medically to treat malaria and lupus erythematosus. In much smaller amounts, quinine is an ingredient of tonic drinks, acting as a bittering agent. Cinchonism can occur from therapeutic doses of quinine, either from one or several large doses.
The world is saying goodbye to Norbert, the therapy dog.. On Monday, Jan. 27, his human mom, Julie Steines, shared in an update on Instagram that the internet-famous pup peacefully died the night ...
Ivermectin is an antiparasitic drug. [7] After its discovery in 1975, [8] its first uses were in veterinary medicine to prevent and treat heartworm and acariasis. [9] Approved for human use in 1987, [10] it is used to treat infestations including head lice, scabies, river blindness (onchocerciasis), strongyloidiasis, trichuriasis, ascariasis and lymphatic filariasis.