Is it normal to get a blocked duct while still pregnant?? It's so painful in one breast and almost a…

Is it normal to get a blocked duct while still pregnant?? It's so painful in one breast and almost a full cup size more swollen and a noticeable lump. I am using this warmed up and it's helping so much thank goodness! This day has just sucked, from fevers, a cough, sinus pressure, sore throat, contractions, cramps and now this. I am just over today )),: