This question can be answered quickly. But please be patient - not just disappointed, if it did not work. Nature has some causal connections which may not be immediately evident. Maybe you simply need some time and in any case, rest and relaxation, and certainly confidence. Medical advice and well-being for your soul are just as important, such as trust and cohesion in your partnership.
As for the question "Pregnant or not," you can use a reliable test that measures the pregnancy hormone hCG, for example the pregnancy test by medesign from your pharmacy. And you will know the answer to your question on the first day after the missed period.