You cannot safely stop a period instantly
Use ibuprofen or naproxen if you can take NSAIDs safely and the label allows it
Ask a doctor about hormonal birth control options that can lighten or skip periods
Ask a doctor about prescription options for heavy bleeding
Use a heating pad for cramps
Rest and stay hydrated
Avoid smoking
Seek urgent medical care if bleeding is very heavy, you feel faint, or you may be pregnant