bergamottin
...that bergamottin, a chemical found in grapefruit, is believed to be responsible for drug interactions known as the "grapefruit juice effect"?
...that <b id="mwB3Y"><a href="./Bergamottin" id="mwB3c" rel="mw:WikiLink" title="Bergamottin">bergamottin</a></b>, a chemical found in  <a href="./Grapefruit" id="mwB3g" rel="mw:WikiLink" title="Grapefruit">grapefruit</a>, is believed to be responsible for <a href="./Drug_interaction" id="mwB3k" rel="mw:WikiLink" title="Drug interaction">drug interactions</a> known as the "<a class="mw-redirect" href="./List_of_drugs_affected_by_grapefruit" id="mwB3o" rel="mw:WikiLink" title="List of drugs affected by grapefruit">grapefruit juice effect</a>"?