Get off your computer! Try to close your eyes and to focus on the breath.
At time 0 + 6hrs you can always try a hot shower or better yet, a hot bath... for me it's the best thing ever... aaaaaaah if i only could have a sauna

.... lol
2,5 Grams is a solid dose if the mushroom is horse-shit grown and/or lucky to be potent. For a first time i would have ingest 1,5 grams but that is just me.
Try to do some meditation, let go and pay attention!
