According to this doctor who has had success with 90 patients it works well.
Dr Kinderlehrer: Many patients find disulfiram a “game-changing” Lyme treatmenthttps://www.lymedisease.org/disulfiram-kinderlehrer-2/?fbclid=iwar1lrn87xriounx-9pnw1pghpze1yfuwdbyfpuqeaf1encxd7st8pygjdxs
Check the disulfiram thread out as well. I am on day 3 of mine but I'm having hope. There are plenty of reports from others as well, like RainyCloud, steelogreens, oregonhay, Quin, potsnpans.
Also there are studies that indicate it definitely does work for borrelia. It's also mentioned in the article I've linked that it works on babesia.
Repurposing disulfiram (Tetraethylthiuram Disulfide) as a potential
drug candidate against Borrelia burgdorferi in vitro and in vivo:https://www.biorxiv.org/content/biorxiv/early/2019/11/15/842286.full.pdf