10 mg: The most frequent adverse events thought to be related to atorvastatin were constipation, flatulence, dyspepsia, abdominal pain.
Toxic epidermal necrolysis apparently caused by atorvastatin has been reported.
20 mg: The most frequent adverse events thought to be related to atorvastatin were insomnia, headache, nausea, diarrhea, constipation, flatulence, dyspepsia, abdominal pain, myalgia, asthenia.
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