I am in my 7th month of pregnancy , with twins its being like 7 days now whenever i sit , lay down or do any actvity there is a great pain in my left half head , my gynae told me to take Crocin +sos=need to know what should i do start taking the medicine or is this common in twin pregnancy case , when consulted the same with my in laws n my own familiy got an orthodox answer that it make effect the babies heath n development is that true please suggest need help big time confused .