I also thought he was in his 20s.
dogluvah, also take into account we are not talking here in a "holier than thou" way. We've all been there. It
always starts "perfect"... to lure you.
Alcohol AND a red bull? another red flag. Its not like its a regular soda...
I hope you can take a look at these links which I find helpful:
Addiction, Lies and Relationships Dependency - Relationship
Also you might post your same question in the Alcoholics forum. Perhaps their perspective is also useful for you? I have posted there, and their insight has been priceless "from the other side".