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Results 1 - 10 of 179 for CAFFEINE OR NICOTINE OR PHENYLALANINE OR TRYPTOPHAN OR TYROSINE
  1. Nicotine and tobacco 
    The nicotine in tobacco can be addictive like alcohol, cocaine, and morphine. ... chewed, or sniffed. Tobacco contains a chemical called nicotine. Nicotine is an addictive substance. Millions of people ...
    https://medlineplus.gov/ency/article/000953.htm - Medical Encyclopedia
  2. Serum phenylalanine screening 
    Serum phenylalanine screening is a blood test to look for signs of the disease phenylketonuria (PKU). The test detects abnormally high levels of an amino acid called phenylalanine.
    https://medlineplus.gov/ency/article/003362.htm - Medical Encyclopedia
  3. Nicotine replacement therapy 
    Nicotine replacement therapy is a treatment to help people stop smoking. It uses products that supply low doses of nicotine. These products do not contain the other toxins ...
    https://medlineplus.gov/ency/article/007438.htm - Medical Encyclopedia
  4. Caffeine in the diet 
    Caffeine is a substance that is found in certain plants. It can also be man-made and ... Caffeine is absorbed and passes quickly into the brain. It does not collect in the bloodstream or ...
    https://medlineplus.gov/ency/article/002445.htm - Medical Encyclopedia
  5. Nicotine poisoning 
    Nicotine is a bitter-tasting compound that naturally occurs in large amounts in the leaves of tobacco plants. Nicotine poisoning results from taking too much nicotine. Acute ...
    https://medlineplus.gov/ency/article/002510.htm - Medical Encyclopedia
  6. E-cigarettes and E-hookahs 
    ... user to inhale a vapor that may contain nicotine as well as flavorings, solvents, and other chemicals. ... cartridge into a vapor. The cartridge may contain nicotine or other flavors or chemicals. It also contains ...
    https://medlineplus.gov/ency/patientinstructions/000761.htm - Medical Encyclopedia
  7. Caffeine overdose 
    Caffeine is a substance that exists naturally in certain plants. It can also be man-made and ... is a diuretic, which means it increases urination. Caffeine overdose occurs when someone takes in more than ...
    https://medlineplus.gov/ency/article/002579.htm - Medical Encyclopedia
  8. Tips on how to quit smoking 
    ... symptoms. Common symptoms include: An intense craving for nicotine Anxiety, tension, restlessness, frustration, or impatience Difficulty concentrating ...
    https://medlineplus.gov/ency/article/001992.htm - Medical Encyclopedia
  9. Weight gain after quitting smoking: What to do 
    ... cigarettes. Some have to do with the way nicotine affects your body. The nicotine in cigarettes speeds up your metabolism. Nicotine increases ...
    https://medlineplus.gov/ency/patientinstructions/000811.htm - Medical Encyclopedia
  10. Risks of tobacco 
    ... a variety of effects. Tobacco contains the chemical nicotine, which is an addictive substance. Tobacco smoke contains ... is not burned is called smokeless tobacco. Including nicotine, there are at least 30 chemicals in smokeless ...
    https://medlineplus.gov/ency/article/002032.htm - Medical Encyclopedia
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