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. 2022 May 3;198(6):507–526. doi: 10.1007/s00066-022-01942-1

Table 3.

Trials evaluating nicotinamide and carbogen as radiosensitizers, sorted by publication year

Author Year Agent Dose n Radiation regimen Results
Van der Maazen et al. [24] 1995

Carbogen

Nicotinamide

5 min pre + during RT

6 g

16 (14) 50 Gy in 25 fractions

Median OS: 233 days

High hepatic and neurotoxicity

Pickles et al. [25] 1996

Carbogen

Nicotinamide

5–15 min pre RT

6 g, later 80 mg/kg

19

54 Gy in 30 fractions

Later 50.1 in 30 fractions

Median OS: 8.5 months

High hepatic toxicity

Fatigante et al. [26] 1997

Carbogen

Nicotinamide

10 min pre + during RT

4 g + 2 g daily

36 60 Gy in 40 fractions bid

Median OS: 10 months

High gastric and hepatic toxicity

Lambin et al. [27] 1997

Carbogen

Nicotinamide

5 min pre + during RT

6 g

12 60 Gy in 30 fractions tid

Median OS: 7.2 months

High hepatic and neurotoxicity

Miralbell et al. [28] 1999

Carbogen (C)

Nicotinamide (N)

5 min pre + during RT

85 mg/kg

115 60 Gy in 40 fractions bid

Median OS: 11.1 months (RT + C + N) vs 10.1 months (RT + C)

vs 9.7 months (RT + N)

Simon et al. [23] 2003

Carbogen

Nicotinamide

+ ACNU

5 min pre + during RT

85 mg/kg

100 mg/m2, 3 cycles

33 59.4 Gy in 33 fractions

Median OS: 36.7 weeks

High gastric toxicity

n = number of patients included (number of patients with glioblastoma in parentheses if multiple entities were included)