Quinine Dangers. The trouble is that some people are extremely sensitive to quinineâs toxic effects. This drug can cause headache, rash, ringing in the ears, nausea, dizziness and blurred vision. The most serious reactions are rare but can be life threatening.Blood disorders can lead to hemorrhaging.onic contains 83 mg. of quinine in a liter. An eight-ounce glass or tonic would only have about 20 mg of quinine, considerably less than the dose that used to be prescribed for leg cramps (200 to 300 mg).
The following terms are commonly used: 1  une tartine de beurre - buttered slice of bread. 2  une tartine de confiture - buttered slice of bread with jam. 3  une tartine de miel - buttered slice of bread and honey. 4  The verb 'tartiner' (tahr/tee/nay) means 'to spread'. 5  See also 'pain' - the French word for bread. more information...
So the temptation is to pronounce it as a diphthong, which gives away the fact that you're an English speaker (or, at least, not a native French speaker). So with the vowel sound at the end of a word like donnÃ©, the temptation as an English speaker is to use the closest equivalent English sound (the vowel in nay), and pronounce it as a diphthong.