Regulate period!

Can I get some tips on how you regulated ur period ? Last year I missed 3-4 periods which I didn’t care at the time but now that I’m trying to conceive it’s happening again🙄 missed 3 period back to back .. need help ASAP 🙏🏾✨❤️ also made an appointment to see a doctor but due to COVID they can’t see my for over 4 months 😩