According to the sources provided, there is no specific information regarding the use of lavender oil with Lipitor (atorvastatin). However, it is recommended to exercise caution when combining any essential oils with prescription medications, as there is a potential for drug interactions.

The NHS website [2] states that certain herbal supplements, including St. John's Wort, can interact with Lipitor and reduce its effectiveness. Although lavender oil is not mentioned specifically, it is possible that it may interact with Lipitor or other medications in a similar way. The website advises consulting with a healthcare provider before taking any herbal supplements or essential oils.

Similarly, the ThriveAP blog [3] explains that essential oils can interfere with prescription medications by either increasing or decreasing their effects. While there is no specific mention of lavender oil and Lipitor, the blog recommends that healthcare providers exercise caution when prescribing medications to patients who are also using essential oils.

In summary, while there is no specific information regarding the use of lavender oil with Lipitor, it is recommended to exercise caution when combining any essential oils with prescription medications. Healthcare providers should be consulted before taking any herbal supplements or essential oils, to ensure there are no potential drug interactions.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.nhs.uk/medicines/atorvastatin/taking-atorvastatin-with-other-medicines-and-herbal-supplements/
[3] https://www.thriveap.com/blog/can-essential-oils-interfere-prescriptions-youre-writing.