Mix flour with baking soda. Combine butter, the sugars and pudding mix in large mixer bowl; beat until smooth and creamy. Beat in eggs.
Gradually add flour mixture; then stir in oats and raisins. (Batter will be stiff.)
Drop by rounded measuring teaspoonfuls onto ungreased baking sheets, about 2 inches apart.
Bake at 375° for 10-12 minutes.