Does Intake Of Co-amoxiclav Lead To Delay In Periods?

Hi,i already take Co-amoxiclav last feb 17 until feb 23 due to my tooth is on-going root canel and need a medication, so that i expecting my monthly period last week of the month of february or 1st week of march but i almost delay 2weeks it is possible it is because i take co-amoxiclav..i have strong feeling that im not pregnant because me and my boyfriend use a withdrawal method...i hope you can help me on this...thanks, carla