Cynera medicine useing

How to use OCP ( ex: gynera ) ?
1. consult an OBGYN doctor to choose the best medication for you
2. OCP medication used by the first day of period , and its usually should be used for first 21 days of your period or as instructions 
3. you should take the pill in the same time every day 
- in case of forgeting 1 dose , take it as soon as possible , unless its almost the next dose time , then take double dose 
- after finishing 21th day , dont start another course , wait for the period to start again then start your new pack of gynera again 

What are OCP medications side effect ?
1. period irrgularties
2. headache 
3. changes in mood 
4. abdominal pain
5. nausea and vomiting
6. general weakness
7. breast pain