If you are experiencing a delay in your period while taking a contraceptive pill and have received a negative pregnancy test, there may be no cause for concern. It is possible for some women to not have bleeding during the week off from the pill. However, if the absence of bleeding continues or bothers you, it may be a good idea to consult with a healthcare professional. They can provide guidance on potential next steps, such as trying a different contraceptive method. Additionally, if you have any doubts about the effectiveness of your contraceptive method, you could consider taking another pregnancy test in the coming days for peace of mind.