Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood and reduce the risk of heart disease [2]. However, incorrect dosage adjustments can lead to potential risks.

According to Drug Patent Watch [1], Lipitor has been approved by the US Food and Drug Administration (FDA) for use in various dosages ranging from 10mg to 80mg. The dosage prescribed depends on several factors, including the patient's age, sex, medical history, and current health status. Therefore, adjusting the dosage of Lipitor without consulting a healthcare professional can lead to adverse effects.

Medscape [2] explains that the most common side effects of Lipitor include headache, nausea, muscle pain, and weakness. However, taking too much Lipitor can lead to more severe side effects, such as liver damage, kidney failure, and muscle breakdown, which can be life-threatening.

Moreover, Medical News Today [3] notes that taking Lipitor with certain medications, such as erythromycin and clarithromycin, can increase the risk of muscle pain and weakness. Additionally, grapefruit juice can also increase the concentration of Lipitor in the blood, leading to an increased risk of side effects.

In conclusion, incorrect dosage adjustment of Lipitor can lead to severe side effects and potentially life-threatening complications. Therefore, it is essential to follow the dosage prescribed by a healthcare professional and avoid taking Lipitor with medications that can interact with it. If any side effects occur, it is crucial to contact a healthcare professional immediately.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://reference.medscape.com/drug/lipitor-atorvaliq-atorvastatin-342446
[3] https://www.medicalnewstoday.com/articles/atorvastatin-oral-tablet