Lipitor is a medication used to lower cholesterol levels in the blood. According to Drug Patent Watch [1], the active ingredient in Lipitor is atorvastatin calcium. Lipitor works by blocking the enzyme responsible for producing cholesterol in the liver. However, there is limited information on how long after taking Lipitor blood pressure spikes occur.

Stat News [2] reports that certain medications, including Lipitor, can interact with certain foods and cause drug interactions. For example, grapefruit juice can increase the levels of Lipitor in the blood, leading to a higher risk of side effects. Additionally, the article notes that some medications, including Lipitor, can cause an increase in blood pressure as a side effect.

A study published in the Journal of Clinical Hypertension [3] found that atorvastatin, the active ingredient in Lipitor, did not significantly increase blood pressure in patients with high blood pressure. However, the study notes that the effect of atorvastatin on blood pressure may vary depending on the individual.

In conclusion, while there is limited information on how long after taking Lipitor blood pressure spikes occur, it is known that certain medications, including Lipitor, can cause an increase in blood pressure as a side effect. Additionally, Lipitor can interact with certain foods, such as grapefruit juice, leading to a higher risk of side effects. As always, it is important to talk to a healthcare provider about any concerns regarding medication and potential side effects.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.statnews.com/2016/11/03/medications-food-drug-interactions/
[3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8130994/