This is an emergency and you should have presented to the emergency room. Taking many pills either by mistake or intentional is a medical and in some cases a psychiatric emergency and need prompt medical care. Pills can cause mild reactions from nausea, diarrhea
to severe reactions that may be life threatening. If you have taken the pills by mistake, going to a emergency room is still necessary as soon as possible as they may be able to intervene or set up with follow up to monitor for long term effect of the drugs you took. If you did purposely, a psychiatrist
should definitely be engaged to help you work through your psychiatric/psychological needs and to prevent future episodes of trying to self harm. Psychiatric problems are very common and people that need the help is not always plugged in. In any acute suicide attempt, a person may need a short in hospital stay to work out the reasons that caused a person to try to self harm in the first place and to assure safety. Thus, it is extremely important for you to search prompt medial medical care either on your emergency room or at least your primary care provider.