Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood. Allergy medication, on the other hand, is used to treat allergy symptoms such as runny nose, itching, and sneezing. The interaction between these two medications is a concern for people who take both of them.

According to the sources, there are no significant interactions between Lipitor and allergy medication. However, it is always important to consult with a healthcare provider before taking any new medication, including allergy medication, while on Lipitor. Some allergy medications, such as antihistamines, can cause drowsiness, which may be exacerbated by Lipitor.

Additionally, certain allergy medications may interact with other medications that a person is taking alongside Lipitor. For example, some decongestants can increase blood pressure, which may be a concern for people who are taking Lipitor to manage their cholesterol levels.

In conclusion, there are no significant interactions between Lipitor and allergy medication. However, it is important to speak with a healthcare provider before taking any new medication, including allergy medication, while on Lipitor to ensure that there are no potential interactions with other medications a person may be taking.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.webmd.com/drugs/2/drug-3330/lipitor-oral/details
[3] https://www.drugs.com/drug-interactions/allergy-relief-tablets-with-atorvastatin-1486-14544-276-0.html