worried...

i suffer from ptsd and have been getting more depressed. Have taken cocktail of tablets i could find over the last 6 hours, feel awful and trying not to fall asleep...my carer gets here about 9am so have i been too silly??? taken 12 x paracetamol 500mg, 6 x tylex, 3 x venlafaxine, 8 codiene, 16 ibropen, 10 dicloflex 50mg and 11 zoplicones 7.5mg, had hoped this would have put me to sleep but i,m just floating and disorientated so am wondering what i shoudl do????