[spanky (aka Lola)]

Amazon has these progesterone creams, which seem to be the go to brand if one can't get it a prescription. 

Progesterone Cream for Women | 2000mg USP Micronized Progesterone for Balance & Menstrual Support | 4oz Pump (~96 Servings) | Soy-Free, Gluten-Free, Dairy-Free, Phenoxyethanol-Free, Cruelty-Free https://a.co/d/ixw1M0X

Or 

SMNutrition Progesterone Cream for Women Bioidentical (Pack of 1) | 2000mg | Dermatologist-Tested | For Menopause & Menstrual Support | Topical https://a.co/d/5hDPM1m

Not sure how you'd make a cream yourself

Thanks!  Already ordered some!