Task: Answer Verification
Input (English): Question: Are the metabolism and pharmacokinetics of isotretinoin in patients with acne and rosacea influenced by ethanol?
Answer: The metabolism and pharmacokinetics of isotretinoin and its main metabolites are not influenced by ethanol during long-term isotretinoin treatment. After ceasing long-term isotretinoin therapy the recommended period of 1 month for using anticonceptive measures in fertile women seems adequate.
Output (English): no