When taking Lipitor (atorvastatin), it is important to be aware of potential drug interactions, including interactions with antihistamines. However, the sources provided do not specifically mention any antihistamines that should be avoided with Lipitor. Therefore, it is unclear if there are any specific antihistamines that should be avoided when taking Lipitor.

To determine if there are any potential interactions between Lipitor and antihistamines, it is advisable to consult with a healthcare professional or pharmacist. They will have access to more comprehensive and up-to-date information on drug interactions and can provide personalized advice based on your specific medical history and medications.

Sources:
[1] Drug Patent Watch. Lipitor - Tradename Details. Retrieved from https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] NHS. Atorvastatin: Taking Atorvastatin with Other Medicines and Herbal Supplements. Retrieved from https://www.nhs.uk/medicines/atorvastatin/taking-atorvastatin-with-other-medicines-and-herbal-supplements/
[3] PubMed. Atorvastatin and antihistamines: lack of a clinically significant drug interaction. Retrieved from https://pubmed.ncbi.nlm.nih.gov/22947909/