3 citations,
April 2016 in “Journal of Investigative Dermatology” Tofacitinib, a JAK inhibitor, improved hair regrowth in most patients with severe alopecia areata and had minimal side effects.
2 citations,
April 2017 in “Journal of Investigative Dermatology” Tofacitinib helped over half of the patients with severe hair loss regrow at least 50% of their hair.
May 2013 in “Hair transplant forum international” A man had hiccups for several days after a hair transplant, likely due to medication or nerve irritation, but they stopped on their own.