DaxibotulinumtoxinA for Injection for the Treatment of Plantar Fasciitis

Approximately 150 subjects, recruited from approximately 20 study centers in the United
States (US) will be randomized to DAXI (HIGH-dose; LOW-dose) or placebo group, respectively.

Inclusion Criteria:

- Written informed consent, including authorization to release health information.

- Male or female subjects 18 to 65 years of age with diagnosis of unilateral plantar
fasciitis.

- Persistent heel pain.

- Women of child bearing potential must have a negative pregnancy test at Screening and
Injection Visits and must use an effective method of contraception during the course
of the study.

Exclusion Criteria:

- Previous injection of botulinum toxin in the lower extremities or feet.

- Previously suffered a partial or full thickness tear or surgery of the plantar fascia
within the 5 years preceding participation in the investigation.

- Pregnant, nursing, or planning a pregnancy during the study.

- Current enrollment in an investigational drug or device study or participation in such
a study within the last 30 days prior to first visit.

- Any condition or situation which, in the Investigator's opinion, puts the subject at
significant risk, could confound the trial results, or may interfere significantly
with the subject's participation in the trial.