Story highlights State Department updates safety and security guidance

It's urging vacationers to avoid excessive alcohol

(CNN) The United States is warning travelers to Mexico about tainted or counterfeit alcohol following the death of a Wisconsin woman.

The State Department updated Mexico's safety and security guidance on its website , urging vacationers to avoid excessive alcohol.

"There have been allegations that consumption of tainted or substandard alcohol has resulted in illness or blacking out," it says.

"If you choose to drink alcohol, it is important to do so in moderation and to stop and seek medical attention if you begin to feel ill."

The updated warning follows an investigation by the Milwaukee Journal Sentinel over a Wisconsin woman's death during her stay at an all-inclusive hotel.

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