Hello Doctor? I am 21 year old married housewife and don&am

Patient: Hello Doctor?I am 21 year old married housewife and don’t have any child. I am planning for child after 1 year. I am using Novelon oral contraceptive for past 5 months. Can I continue the sane for another one year or not? How long I can continue the same tablet without any side effects? I am doing 1 hour mild exercise for 1 hour per day, 5 days per week. My height 167cm weight 66 kg.

Symptoms: Nothing

Doctor: