How do you approach extensive recurrent genital warts that have failed liquid nitrogen, imiquimod, 5 fluorouracil and electrodessication?

I have used 0.2 ml of Candida IL with success for recalcitrant scrotal warts (injected in 2-3 lesions). I used this study below as a reference. My patient cleared in 3 sessions (4-6 weeks apart), the study below states max 5 sessions.

Nofal et al., PMID 31923442

Had a patient recently respond rather dramatically with high-dose zinc sulfate (10 mg/kg body weight, max dose 600 mg daily) and Thuja occidentalis. Had previously had multiple rounds of LN2, imiquimod cream, and Veregen ointment.

Had another patient who had over 200 warts on the scalp/head/neck are...