Rashes sa mukha ni LO

My LO has rashes all over his face... Nahihirapan sya makatulog dahil nangangati palagi yung mukha nya... Di pa kami nakakapag-pa-check-up due to bad weather... Any help or advice to ease the itchiness on his face... Nakaka-awa na kase lagi na iritable si LO... #advicepls