Based on the sources provided, it appears that there is a potential interaction between Lipitor (atorvastatin) and grapefruit, but there is limited information regarding other citrus fruits.

According to DrugPatentWatch, Lipitor is a brand name for atorvastatin, which is a medication used to lower cholesterol levels. The patent information does not mention any specific interactions with citrus fruits [1].

However, a study published in the Journal of Pharmacy and Pharmacology suggests that grapefruit can interfere with the metabolism of certain medications, including statins like atorvastatin. Grapefruit contains compounds that inhibit an enzyme called CYP3A4, which plays a role in breaking down drugs in the body. When this enzyme is inhibited, it can lead to higher levels of the drug in the bloodstream, potentially increasing the risk of side effects [2].

Verywell Health also discusses the interaction between statins and grapefruit. It explains that the interaction can occur even if grapefruit is consumed hours before taking the medication. The article also mentions that the interaction is specific to grapefruit and not other citrus fruits [3].

Based on the available information, it is unclear whether other citrus fruits have a similar interaction with Lipitor or other statins. The studies and sources provided specifically mention grapefruit as the citrus fruit that can potentially affect the metabolism of atorvastatin. It is important to note that further research may be needed to determine if other citrus fruits have a similar effect on Lipitor or other statins.

In any case, if you are taking Lipitor or any other statin medication, it is always best to consult with your healthcare provider or pharmacist about potential interactions with any specific citrus fruits or other foods. They can provide personalized advice based on your individual circumstances and medication regimen.

Sources:
[1] DrugPatentWatch: Lipitor - https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Journal of Pharmacy and Pharmacology: Grapefruit-drug interactions - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3589309/
[3] Verywell Health: Statins and Grapefruit Drug Interactions - https://www.verywellhealth.com/statins-and-grapefruit-drug-interactions-698198