House (Season 7 pag-ibig Sucks Promotional Poster)

What are the real effects that vicodin has on House? Are these effects only physical or do they go beyond that? Could they have somewhat changed his personality, even just a little bit?

I watched the episode "Need to Know" (the one after House kissed Stacy, when at the end of the episode he ends up driving her away) for the first time like 4 months nakaraan (got hooked with House just this year) and I didn't give this whole House/Stacy situation a lot of thought, it was fun but I wasn't that interested in the ship.

But the plot with Stacy kind of surprised me, because while I was watching the first...

The susunod morning was like before. Things change since they decided to go with the flow last night. Cuddy was up and was closing the last button on tuktok of her blouse. She wasn’t looking at House who was seated on kama with only a blanket on. He, too, wasn’t looking at her. He ran a palm on his hair and finally got the courage to look at her.
House: I’m sorry for what had happen…
Cuddy: <smirk and looked at House> Knock it off… It wasn’t your fault… We both wanted it…
House sinabi nothing as she went out the room to prepare their breakfast. He hated himself for what he did, for...