Definition of quinine in English:

quinine

noun kwɪˈniːnˈkwɪniːnˈkwaɪˌnaɪn

mass noun

A bitter crystalline compound present in cinchona bark, used as a tonic and formerly as an antimalarial drug.
奎宁，金鸡纳碱
An alkaloid; chemical formula: C₂₀H₂₄N₂O₂
Example sentencesExamples
- Doctors treat malaria by using anti-malarial drugs, such as chloroquine or quinine.
- But quinine may not be the best antimalarial treatment.
- Whether artemisinins given by any route should be replacing quinine as the initial treatment of choice for severe malaria in Africa remains an open question.
- In 1820, the single chemical quinine was isolated from the bark.
- One of the gold standard therapies for a long time was a drug called quinine, and that was a medication that was used for prophylaxis against malaria.
- My doctor prescribed quinine, which for me is a sure-fire solution.
- Some people drink tonic water with quinine to get the drug without the prescription.
- The two most important groups of drugs for malaria treatment are still based on quinine or artemisinin.
- One doctor told me to drink tonic water for its quinine, but it doesn't seem to help.
- Other important alkaloids are caffeine, ricinine, and quinine.
- He was treated with intravenous doxycycline in a dosage of 100 mg twice daily and oral quinine in a dosage of 650 mg twice daily for three days.
- Her treatment was changed to intravenous quinine 600 mg every 12 hours, and she was transferred to the local intensive care unit.
- The stereochemistry of quinine is formidable: it has four chiral centres, and thus 16 stereoisomers - of which only one is the natural ingredient of cinchona bark.
- I believe at that time we were taking a variant of quinine called mepacrine, a little yellow pill which turned us a delicate shade of buttercup, and when we went on leave our friends and relatives thought we had jaundice.
- Medical breakthroughs, including sulfa drugs, penicillin, and quinine, were also a consequence of the war.
- I was drinking large quantities of tonic water, which contains quinine, when this started.
- For many years the treatment of malaria in Africa has relied on chloroquine, sulfadoxine combined with pyrimethamine, and quinine, with the latter being used mainly to treat severe cases.
- The cinchona tree contains more than 20 alkaloids of which quinine and quinidine are the most important.
- The patient was treated with quinine sulfate and tetracycline for 7 days.

Origin

Early 19th century: from Spanish quina 'cinchona bark' (from Quechua kina 'bark') + -ine⁴.

Definition of quinine in US English:

quinine

nounˈkwaɪˌnaɪnˈkwīˌnīn

A bitter crystalline compound present in cinchona bark, used as a tonic and formerly as an antimalarial drug.
奎宁，金鸡纳碱
An alkaloid; chemical formula: C₂₀H₂₄N₂O₂
Example sentencesExamples
- The cinchona tree contains more than 20 alkaloids of which quinine and quinidine are the most important.
- Some people drink tonic water with quinine to get the drug without the prescription.
- One doctor told me to drink tonic water for its quinine, but it doesn't seem to help.
- He was treated with intravenous doxycycline in a dosage of 100 mg twice daily and oral quinine in a dosage of 650 mg twice daily for three days.
- Doctors treat malaria by using anti-malarial drugs, such as chloroquine or quinine.
- I was drinking large quantities of tonic water, which contains quinine, when this started.
- Other important alkaloids are caffeine, ricinine, and quinine.
- For many years the treatment of malaria in Africa has relied on chloroquine, sulfadoxine combined with pyrimethamine, and quinine, with the latter being used mainly to treat severe cases.
- The stereochemistry of quinine is formidable: it has four chiral centres, and thus 16 stereoisomers - of which only one is the natural ingredient of cinchona bark.
- Medical breakthroughs, including sulfa drugs, penicillin, and quinine, were also a consequence of the war.
- Whether artemisinins given by any route should be replacing quinine as the initial treatment of choice for severe malaria in Africa remains an open question.
- The patient was treated with quinine sulfate and tetracycline for 7 days.
- One of the gold standard therapies for a long time was a drug called quinine, and that was a medication that was used for prophylaxis against malaria.
- My doctor prescribed quinine, which for me is a sure-fire solution.
- The two most important groups of drugs for malaria treatment are still based on quinine or artemisinin.
- In 1820, the single chemical quinine was isolated from the bark.
- I believe at that time we were taking a variant of quinine called mepacrine, a little yellow pill which turned us a delicate shade of buttercup, and when we went on leave our friends and relatives thought we had jaundice.
- Her treatment was changed to intravenous quinine 600 mg every 12 hours, and she was transferred to the local intensive care unit.
- But quinine may not be the best antimalarial treatment.

Origin

Early 19th century: from Spanish quina ‘cinchona bark’ (from Quechua kina ‘bark’) + -ine.

单词	quinine
释义	Definition of quinine in English: quinine noun kwɪˈniːnˈkwɪniːnˈkwaɪˌnaɪn mass noun A bitter crystalline compound present in cinchona bark, used as a tonic and formerly as an antimalarial drug. 奎宁，金鸡纳碱 An alkaloid; chemical formula: C₂₀H₂₄N₂O₂ Example sentencesExamples Doctors treat malaria by using anti-malarial drugs, such as chloroquine or quinine. But quinine may not be the best antimalarial treatment. Whether artemisinins given by any route should be replacing quinine as the initial treatment of choice for severe malaria in Africa remains an open question. In 1820, the single chemical quinine was isolated from the bark. One of the gold standard therapies for a long time was a drug called quinine, and that was a medication that was used for prophylaxis against malaria. My doctor prescribed quinine, which for me is a sure-fire solution. Some people drink tonic water with quinine to get the drug without the prescription. The two most important groups of drugs for malaria treatment are still based on quinine or artemisinin. One doctor told me to drink tonic water for its quinine, but it doesn't seem to help. Other important alkaloids are caffeine, ricinine, and quinine. He was treated with intravenous doxycycline in a dosage of 100 mg twice daily and oral quinine in a dosage of 650 mg twice daily for three days. Her treatment was changed to intravenous quinine 600 mg every 12 hours, and she was transferred to the local intensive care unit. The stereochemistry of quinine is formidable: it has four chiral centres, and thus 16 stereoisomers - of which only one is the natural ingredient of cinchona bark. I believe at that time we were taking a variant of quinine called mepacrine, a little yellow pill which turned us a delicate shade of buttercup, and when we went on leave our friends and relatives thought we had jaundice. Medical breakthroughs, including sulfa drugs, penicillin, and quinine, were also a consequence of the war. I was drinking large quantities of tonic water, which contains quinine, when this started. For many years the treatment of malaria in Africa has relied on chloroquine, sulfadoxine combined with pyrimethamine, and quinine, with the latter being used mainly to treat severe cases. The cinchona tree contains more than 20 alkaloids of which quinine and quinidine are the most important. The patient was treated with quinine sulfate and tetracycline for 7 days. Origin Early 19th century: from Spanish quina 'cinchona bark' (from Quechua kina 'bark') + -ine⁴. Definition of quinine in US English: quinine nounˈkwaɪˌnaɪnˈkwīˌnīn A bitter crystalline compound present in cinchona bark, used as a tonic and formerly as an antimalarial drug. 奎宁，金鸡纳碱 An alkaloid; chemical formula: C₂₀H₂₄N₂O₂ Example sentencesExamples The cinchona tree contains more than 20 alkaloids of which quinine and quinidine are the most important. Some people drink tonic water with quinine to get the drug without the prescription. One doctor told me to drink tonic water for its quinine, but it doesn't seem to help. He was treated with intravenous doxycycline in a dosage of 100 mg twice daily and oral quinine in a dosage of 650 mg twice daily for three days. Doctors treat malaria by using anti-malarial drugs, such as chloroquine or quinine. I was drinking large quantities of tonic water, which contains quinine, when this started. Other important alkaloids are caffeine, ricinine, and quinine. For many years the treatment of malaria in Africa has relied on chloroquine, sulfadoxine combined with pyrimethamine, and quinine, with the latter being used mainly to treat severe cases. The stereochemistry of quinine is formidable: it has four chiral centres, and thus 16 stereoisomers - of which only one is the natural ingredient of cinchona bark. Medical breakthroughs, including sulfa drugs, penicillin, and quinine, were also a consequence of the war. Whether artemisinins given by any route should be replacing quinine as the initial treatment of choice for severe malaria in Africa remains an open question. The patient was treated with quinine sulfate and tetracycline for 7 days. One of the gold standard therapies for a long time was a drug called quinine, and that was a medication that was used for prophylaxis against malaria. My doctor prescribed quinine, which for me is a sure-fire solution. The two most important groups of drugs for malaria treatment are still based on quinine or artemisinin. In 1820, the single chemical quinine was isolated from the bark. I believe at that time we were taking a variant of quinine called mepacrine, a little yellow pill which turned us a delicate shade of buttercup, and when we went on leave our friends and relatives thought we had jaundice. Her treatment was changed to intravenous quinine 600 mg every 12 hours, and she was transferred to the local intensive care unit. But quinine may not be the best antimalarial treatment. Origin Early 19th century: from Spanish quina ‘cinchona bark’ (from Quechua kina ‘bark’) + -ine.
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