Lipitor is a medication used to lower cholesterol levels in the blood. Salt substitutes are products that replace table salt with potassium chloride. According to the sources provided, there are no specific precautions to take when using Lipitor and salt substitutes together. However, it is important to note that certain foods and medications can interact with Lipitor and affect its effectiveness or cause side effects.

The first source [1] provides information on Lipitor and its patent status. It does not contain any information about the use of Lipitor and salt substitutes together.

The second source [2] is a blog post that discusses foods that can interact with medications. It notes that some salt substitutes contain potassium, which can be harmful to people with kidney problems or those taking certain medications. However, it does not mention any specific interactions between Lipitor and salt substitutes.

The third source [3] is a health information page that provides general information about Lipitor and its side effects. It does not mention any interactions between Lipitor and salt substitutes.

In conclusion, based on the sources provided, there are no specific precautions to take when using Lipitor and salt substitutes together. However, it is important to be aware of potential interactions between certain foods and medications, including Lipitor. It is recommended to consult with a healthcare provider or pharmacist if you have any concerns about using Lipitor with salt substitutes or any other medications or supplements.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.nkch.org/blog/foods-that-can-fool-with-your-meds
[3] https://myhealth.alberta.ca/Health/aftercareinformation/pages/conditions.aspx?hwid=ut2177