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Originally, quinine was made from some tree bark. Quinine is used to cure malaria. Now, the cinchona tree is no longer the only source of quinine. It was the Spanish people who first used quinine as a medicine.
patients can get without doctors’ prescriptions can relieve the symptoms of a disease attack the organism that causes a disease tend to be complex and powerful synthetic drugs
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manufactured artificially got from animal sources found naturally in plants made from tree bark
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