caffeine overdose

Exactly a week ago, i indulged myself with caffeine overdose. Woke up. Took a bath. Drank coffee. Went to officemate Ailyn's apartment. Went to Tambuli for the seminar. Drank coffee. Ate lunch. Drank soda. Drank coffee. Ate afternoon snacks. Drank soda. Ate dinner. Drank soda. Is there something for something like caffeine cleansing that i can take?