FADPH is a riboflavin-containing hydrogen Acceptor molecule in
the krebs Cycle of plant respiration and a coenzyme of some
oxidation-reduction enzymes.
There is a typo in your question. The correct term is NADPH, which stands for Nicotinamide Adenine Dinucleotide Phosphate. NADPH is a coenzyme that plays a key role in various redox reactions in cells, including the synthesis of biomolecules and the neutralization of reactive oxygen species.