Drowsiness is a common side effect of many meds, definitely talk to your psych.
It's a shame that you can't learn to enjoy having time to yourself, I love time alone. Maybe you could plan some time to yourself to just chill and pig out on the sofa for an evening a week

. It would be helpful for you I think, especially living alone. It can get lonely, it's the same for me, but I have learnt to just relax when I'm alone and spending time with the

×4 helps too. What about a games console? I have an Xbox kinect which helps me get some exercise because I like the games on there, I have a fun zombie fighting game! Games can be a good distraction sometimes

. It's not easy but you don't want to overdo things by being busy constantly, everyone needs to chill out alone once in a while.