Help me urgent reg pregnancy

Patient: Hi. I get married on aug 29th. After I missed my periods. And It showing negative in pregnancy test kit. My husband got chicken pox yesterday. Today we consult Doctor. She told I wanna undergo pregnancy test and If its get conformed sure I wanna take treatment for chicken pox. And she told we dont ve sex. But we had early morning. Is it possible to get pregnant and if so, Any problem to my baby because of chicken pox?

Symptoms: Slight pain in abdomen