Chemotherapy may cause hair loss all over the body, not just the scalp but also eyelashes, eyebrows, armpit hair and other body hair. But not all the chemotherapy drugs causes this.
Infact the hair loss due to this is mostly temporary.Permanent hairloss is a result of radiation therapy.
The hair loss can be due to:
1. Dose of chemotherapy
2. How often the chemotherapy is given
3. The route of administration
4. The drugs or combination of drugs you receive
Most common drugs that cause hair loss are:
Adriamycin ,Cytoxan or Neosar, Taxol , Taxotere, Cerubine, Ellence, VePesid, Hexalen, Idamycin
Reference:
https://www.verywellhealth.com