Itchiness with rash

Hi mga Mommies Im having my first baby and now on my 38 weeks. Just suddenly 3 days ago nagigising aq sa madaling araw na ang kati ng tummy q at likod. Until now hindi aq makatulog ng maayos dahil sa kati at nag papantal. Meron po ba nakaranas nito? Is this normal? Thank u in advance for advises and comments.