Ok ladys I need yr help since I been pregnant (19weeks 6 days) I dont want to be kissed, touched or…

Ok ladys I need yr help since I been pregnant (19weeks 6 days) I dont want to be kissed, touched or cuddled... I feel bad for my bf but he dont understands that I am going through a million things right now he thinks it's him but I told him it's not but he dont understands and my sex drive no longer exists i cant get in the mood my bf gets irritated at me 😭😭😖 WHT DO I DO HELP