Using Pregnancy Test Kit

Hello po, ask ko lang po sana if pwede na ba gumamit ng PT to check if your pregnant kahit di pa dumadating yung period?I just feel something aching on my lower stomach..were trying to conceive pero nakakatakot magPT kasi ayoko madiappoint sa negative result ang nakukuha ki lagi😔,hoping someone can answer me ,or suggest what can should I do, thank you #advicepls #SanaMapansin #pleasehelp