Don't worry..There is no significant side effects of tablet.
Also, if proper penetrative intercourse has not occurred , there are very rare chances of sperms reaching ovum through your said mode...and thereby very rare chance of pregnancy too.
Next Steps
If significant menstrual disturbances occur (which may happen in few females due to such hormonal pills) , kindly visit Gynaecologist or Sexologist.
Health Tips
It's always better to use barrier contraceptives ( condoms etc) rather than hormonal pills in order not to disturb natural menstrual physiology.