There are various techniques for back , some speed up than others, some are quick-fix, some are longer long lasting.
Consider complementary treatment - Some study suggests that acupuncture can help lower back being pregnant. https://Www.evernote.com/shard/s499/sh/745c682d-c710-f5a1-c9a4-070ed871d7cf/GmxK7PeCtCl7-0qF7nHHhMCZGkv26EmELvFgH2VjZFW4rTtCRFF91Ys2Ng