The FDA didn't challenge the physician's right to prescribe glutathione
A reasonable hypothesis is that the rapid cycling allows the liver to respond quickly to the glutathione requirements of other tissues
Particular emphasis is placed on the key technologies enabling the transition from chemical synthesis to scalable biomanufacturing, including tandem-repeat expression, high-cell-density fermentation, inclusion-body-assisted purification, and Cu(II) complex stabilization
Tubbs, A., Willoughby, H., Alruwaili, A., Hua, Y., Lombardo, M., Dehlin, J., Vanatta, P., Cusick, A., Brown, K., & Harrell, M
Jacobsen DW (1993)
For recurrent SVT, daily medications (beta-blockers or calcium channel blockers) or catheter ablation (a procedure to destroy the tiny area causing abnormal signals) may be recommended