Promethadene

Promethazine and codeine

Im sippin' lean im about to post some more of that
I think i need about a thousand pints of syrup

Promethadene and codeine is a prescription cough medicine widely known as "syrup"
In the fifth it had a more descriptive name - lean
You call it lean cause when you drugging you pretend to lean

Im sippin' lean im about to post some more of that, I think I need about a thousand pints of syrup