Menstruation Issues.

Ife

Hello everyone i need help with my question ,my menstruation has been irregular and i managed to get pregancy last year after trying for 5years but I lost it in first trimester ,I thought everything will be regular after that but still d same am 14days late now have had 2 test done it Negative what can I do now? I need help any medication, suggestions?or is anyone experiencing the same issue?.