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Hi doctors. If I am taking a fasting blood test for sugar, can I brush my teeth and use mouthwash before the fasting blood test? I'm concerned that the chemicals in the toothpaste or mouthwash particularly the sweeteners,might affect the test results?
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I am going to check my lipid profile test. Laboratory says it requires 12hours fasting.Can I perform blood sugar level test with same sample of 12h fasting or I was reading on net 8 hours of fasting is required for glucose level test or must be 8h?
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