Call the suicide help line. They will direct you to the resources that are available in your area. These articles may help you understand something about what you are feeling and why. You will, however, almost certainly need help to cope.
http://www.culthelp.info/index.php?option=com_content&task=view&id=43&Itemid=6
http://jwsurvey.org/apostates/inducing-phobias-how-the-watchtower-uses-irrational-fears-to-solidify-membership
http://www.freeminds.org/psych/phobias.htm
http://aawa.co/blog/watchtower-mental-illness/