You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is The contraceptive method with a failure rate of <3 is : and explain in detail?
The oral contraceptives are highly effective contraceptive methodThe failure rate is very low ( 0.3 c/o ), as ovulation is inhibitedRef: TEXTBOOK OF GYNAECOLOGY; Sheila Balakrishnan; SECOND EDITION; PAGE NO 366, 370