Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood, while blood thinners are medications that prevent blood clots. According to the sources provided, there is no direct interaction between Lipitor and blood thinners, but caution is advised when taking both medications together.

The website Drug Patent Watch [1] indicates that Lipitor is not a blood thinner and does not affect blood clotting. The website SingleCare [3] also confirms that Lipitor is not a blood thinner but notes that it may increase the risk of bleeding if taken with certain blood thinners, such as warfarin. The website advises patients to inform their healthcare provider if they are taking both medications.

The website Guthrie [2] recommends that patients taking blood thinners or statins (such as Lipitor) should avoid certain foods that can interfere with the effectiveness of these medications. For example, foods high in vitamin K (such as leafy green vegetables) can reduce the effectiveness of blood thinners, while grapefruit juice can increase the risk of side effects from statins. The website advises patients to talk to their healthcare provider about any dietary restrictions or interactions with other medications.

In summary, there is no direct interaction between Lipitor and blood thinners, but caution is advised when taking both medications together. Patients should inform their healthcare provider if they are taking both medications and should be aware of any dietary restrictions or interactions with other medications.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.guthrie.org/blog/dont-eat-these-foods-if-you-take-blood-thinners-or-statins
[3] https://www.singlecare.com/blog/is-atorvastatin-a-blood-thinner/