I have found a lot of the work interesting but still want to hold off on NO as it still seems to be another "flavor of the week".
As for a decompression pill... The US Navy did look at this some with hydrogen metabolizing flora in Pigs.
Decompression sickness risk reduced by native intestinal flora in pigs after H2 dives.
Kayar and Fahlman. Undersea and Hyperbaric Medicine Journal 2001
RRR ID:
2373
MODULATION OF DECOMPRESSION SICKNESS RISK IN PIGS BY CAFFEINE ADMINISTRATION DURING H2 BIOCHEMICAL DECOMPRESSION.
Kayar et. al. 2001 (abstract)
RRR ID:
1027
DECOMPRESSION SICKNESS RISK CORRELATED WITH ACTIVITY OF H2-METABOLIZING MICROBES INJECTED IN PIGS PRIOR TO DIVES IN H2.
Fahlman et. al. 1999 (abstract)
RRR ID:
787