No, they are different. Just a bit, but they do have different affects on the brain. Enough that you can generally notice the difference if you stop one and start the other...
Is Lexapro also called Celexa? If so, a doc wrote that you can get seizures from drinking with Celexa.
It's not a good idea , alcohol is a depressant on the brain. Check with your pharmacist.
You can drink light to moderate amounts, but it is not recommended, per the manufacturer.