LysoPC(14:0/0:0)-d 7 (14:0 Lyso PC-d 7 ) is deuterium labeled LysoPC(14:0/0:0). LysoPC(14:0/0:0) is a lysophospholipid (LyP). It is a monoglycerophospholipid in which a phosphorylcholine moiety occupies a glycerol substitution site. LysoPC(14:0/0:0) has potent antispasmodic effect.