Source : http://www.nzherald.co.nz/nz/news/article.cfm?c_id=1&objectid=10850973 Apparently it was the diabetes medication mixed with the alcohol that triggered the reaction, rather than formaldehyde poisoning. More details here : http://www.stuff.co.nz/taranaki-daily-news/news/8017217/Party-chef-was-blind-drunk
Perhaps you shouldn't be drinking if it's going to mix that badly with medicine you need to live. It's amazing the things people do, regardless of the situation they live with.