Lipitor is a widely used medication for reducing cholesterol levels in the body. However, like any other medication, it can have side effects, which may worsen with higher dosages. According to [2], the most common side effects of Lipitor are muscle pain, weakness, and inflammation. In rare cases, it can cause liver damage, which can be fatal. The risk of side effects increases with higher dosages, and it is essential to monitor patients who are taking Lipitor regularly.

As per [1], Lipitor is available in different dosages, ranging from 10mg to 80mg. The dosage depends on various factors, such as age, weight, and medical history. The dosage should be adjusted based on the patient's response to the medication, and it is crucial to start with a lower dose and gradually increase it to minimize the risk of side effects.

According to [3], some of the common side effects of Lipitor are headache, nausea, diarrhea, and constipation. However, these side effects usually go away after a few days of starting the medication. In some cases, Lipitor can also cause memory loss, confusion, and cognitive impairment. These side effects are rare but can be severe, and patients should consult their doctors immediately if they experience any of these symptoms.

In conclusion, Lipitor is an effective medication for reducing cholesterol levels, but it can have side effects, which may worsen with higher dosages. Patients should be monitored regularly, and the dosage should be adjusted based on their response to the medication. If patients experience any severe side effects, they should consult their doctors immediately.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ahajournals.org/doi/full/10.1161/CIRCRESAHA.118.312782
[3] https://www.singlecare.com/blog/lipitor-side-effects/