My first drink nervous any tips I just want to be tipsy? (Pun intended)

So am super nervous and anxious to have this pre mixed can drink jack and coke 5% abv the problem is I am very anxious and depressed and I get panic attacks very easily lately am so stressed I even have blood sensation rushes so hence my question

Can you guys breakdown and advise me how to go about it carefully I know drink water and eat one hour before right?

I want a light feeling of happiness

How much should I drink of the can it’s 33cl and how should I sip it in terms of like a breakdown should I take two sips every few minutes?

Thanks