Never wanted AF so badly!!

**Charlotte**
I am based in U.K..does anybody know is there anything..anything at all that I can take to bring on a period cd 71, blood work normal and waiting in ukstrasoun in couple weeks doc said when AF comes I can get more blood work done to see if I'm ovulating or not! Really fed up now waiting innit have symptoms as if it's coming but that's been going on this three weeks! Any advice would be greatly appreciated x
Ps this is bbt chart also