No preclinical or toxicology studies conducted with the product
“No preclinical studies were conducted with this product.”
✓ VerifiedFDA pharmacology/toxicology review, p. 3Source ↗
Why that species
No suitable animal model for rhytids; prior human commercial experience cited instead
“The BLA states that due to this previous commercial experience in humans, and due to the lack of a”
✓ VerifiedFDA pharmacology/toxicology review, p. 3Source ↗
Surrogate molecule
No product testing; only published rabbit analog-cell study reviewed (not equivalent to clinical process)
“The preparation of the rabbit analog cells used in this study did not duplicate the procedure that is used for IT preparation”
✓ VerifiedFDA pharmacology/toxicology review, p. 24Source ↗
Species: general tox
None; no ICH toxicology studies (autologous product, prior human experience)
“Toxicology studies as described in the International Conference on Harmonisation (ICH) Safety (‘S’) guidelines, consisting of pharmacokinetics, acute toxicology, chronic toxicology, genotoxicity, carcinogenicity, reproductive and developmental toxicity, safety pharmacology, and immunotoxicity (http://www.ich.org/cache/compo/276-254- 1.html) were not conducted by the sponsor due to the autologous nature of IT and the previous human experience.”
✓ VerifiedFDA pharmacology/toxicology review, p. 24Source ↗
Species: DART
Not conducted (autologous product, prior human experience)
“Toxicology studies as described in the International Conference on Harmonisation (ICH) Safety (‘S’) guidelines, consisting of pharmacokinetics, acute toxicology, chronic toxicology, genotoxicity, carcinogenicity, reproductive and developmental toxicity, safety pharmacology, and immunotoxicity (http://www.ich.org/cache/compo/276-254- 1.html) were not conducted by the sponsor due to the autologous nature of IT and the previous human experience.”
✓ VerifiedFDA pharmacology/toxicology review, p. 24Source ↗
Species: carcinogenicity
Not conducted (autologous product, prior human experience)
“Toxicology studies as described in the International Conference on Harmonisation (ICH) Safety (‘S’) guidelines, consisting of pharmacokinetics, acute toxicology, chronic toxicology, genotoxicity, carcinogenicity, reproductive and developmental toxicity, safety pharmacology, and immunotoxicity (http://www.ich.org/cache/compo/276-254- 1.html) were not conducted by the sponsor due to the autologous nature of IT and the previous human experience.”
✓ VerifiedFDA pharmacology/toxicology review, p. 24Source ↗
Surrogate used in
No sponsor studies with an animal cellular analog; only published analog-cell literature
“No preclinical studies were conducted by the sponsor with the clinical product, Isolagen Therapy™, or with an animal cellular analog in support of early phase to later phase clinical trials.”
✓ VerifiedFDA pharmacology/toxicology review, p. 26Source ↗