Four phase 1 trials to evaluate the safety and pharmacokinetic profile of single and repeated dosing of SCO-101 in adult male and female volunteers
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Four phase 1 trials to evaluate the safety and pharmacokinetic profile of single and repeated dosing of SCO-101 in adult male and female volunteers. / Bergmann, Troels K.; Stage, Tore B.; Stenvang, Jan; Christophersen, Palle; Jacobsen, Thomas A.; Roest, Nicklas L.; Vestlev, Peter M.; Brunner, Nils.
In: Basic & Clinical Pharmacology & Toxicology, Vol. 127, No. 4, 2020, p. 329-337.Research output: Contribution to journal › Journal article › Research › peer-review
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T1 - Four phase 1 trials to evaluate the safety and pharmacokinetic profile of single and repeated dosing of SCO-101 in adult male and female volunteers
AU - Bergmann, Troels K.
AU - Stage, Tore B.
AU - Stenvang, Jan
AU - Christophersen, Palle
AU - Jacobsen, Thomas A.
AU - Roest, Nicklas L.
AU - Vestlev, Peter M.
AU - Brunner, Nils
PY - 2020
Y1 - 2020
N2 - SCO-101 (Endovion) was discontinued 20 years ago as a new drug under development against sickle cell anaemia. Data from the phase 1 studies remained unpublished. New data indicate that SCO-101 might be efficacious as add-on therapy in cancer. Thus, we report the results from the four phase 1 trials performed between 2001 and 2002. Adult volunteers received SCO-101 or placebo in four independent trials. Adverse events were recorded, and SCO-101 was determined for pharmacokinetic analysis. Ninety-two volunteers completed the trials. The most remarkable adverse effect was a transient and dose-dependent increase in unconjugated bilirubin. Plasma SCO-101 elimination was approximately log linear, with apparent oral clearances of between 315 and 2103 mL/h for single doses, and between 121 and 2433 mL/h at steady state following oral administration. There was a marked decrease in clearance with increasing dose, and for repeated dose versus single dose.T(max)was greater, andC(max)and AUC(infinity)were lower in the fed state compared to the fasted state. Exposure was equivalent in males and females and for African Americans and Caucasians. In conclusion, SCO-101 appears to be a safe drug with a predictable PK profile. Its efficacy as add-on to standard anticancer drugs has yet to be defined.
AB - SCO-101 (Endovion) was discontinued 20 years ago as a new drug under development against sickle cell anaemia. Data from the phase 1 studies remained unpublished. New data indicate that SCO-101 might be efficacious as add-on therapy in cancer. Thus, we report the results from the four phase 1 trials performed between 2001 and 2002. Adult volunteers received SCO-101 or placebo in four independent trials. Adverse events were recorded, and SCO-101 was determined for pharmacokinetic analysis. Ninety-two volunteers completed the trials. The most remarkable adverse effect was a transient and dose-dependent increase in unconjugated bilirubin. Plasma SCO-101 elimination was approximately log linear, with apparent oral clearances of between 315 and 2103 mL/h for single doses, and between 121 and 2433 mL/h at steady state following oral administration. There was a marked decrease in clearance with increasing dose, and for repeated dose versus single dose.T(max)was greater, andC(max)and AUC(infinity)were lower in the fed state compared to the fasted state. Exposure was equivalent in males and females and for African Americans and Caucasians. In conclusion, SCO-101 appears to be a safe drug with a predictable PK profile. Its efficacy as add-on to standard anticancer drugs has yet to be defined.
KW - cancer chemotherapy
KW - development
KW - discovery and development
KW - drug
KW - drug discovery
KW - drug discovery and development
KW - pharmacokinetics
KW - safety evaluation
KW - safety pharmacology
KW - RESISTANCE
KW - CANCER
KW - CELLS
U2 - 10.1111/bcpt.13466
DO - 10.1111/bcpt.13466
M3 - Journal article
C2 - 32628359
VL - 127
SP - 329
EP - 337
JO - Basic and Clinical Pharmacology and Toxicology
JF - Basic and Clinical Pharmacology and Toxicology
SN - 1742-7835
IS - 4
ER -
ID: 248332947