No the drinking of grapefruit juice can not cause stroke or seizure .
yes
The negative effects of drinking grapefruit juice include negative interactions with certain drugs, which increase blood levels of the drug to harmful levels. Grapefruit juice inhibits a chemical in the intestine needed to break down many drugs in the body, making the drug become more potent.
Plain lemon juice is a fruit juice, albeit rather acidic like grapefruit juice. It does not count as water. Sucking on lemons can actually deteriorate the enamel of ones teeth. The benefits are very similar to grapefruit juice.
Studies up to now show that the juice and the fruit have both a significant interaction with some drugs (including lipitor).
According to the pharmacist at our local drugstore, he said you can eat a grapefruit, but he does not recommend drinking grapefruit juice because it would be too concentrated.
Sprite does not have grapefruit juice. There is a grapefruit juice which has sprite in it. You can add sprite to nearly any drink to make a spritzer.
Grapefruit juice is an inhibitor of enzymes.
No. Some medications give instructions not to have grapefruit juice with the medicine. I know statins are explicit about not having grapefruit juice.
2
The pH level for grapefruit juice is between 3 - 3.3
No, apple juice is acidic.