Hypertrehalosemic neuropeptide (Nauphoeta cinerea) is a neuropeptide in the adipokinetic hormone/red pigment-concentrating hormone (AKH/RPCH) family, and can stimulate the synthesis of trehalose.

S-(+)-Rolipram inhibits human monocyte cyclic AMP-specific PDE4 with IC50 of 0.75 μM, has anti-inflammatory and anti-depressant activity in the central nervous system, less potent than its R enantiomer.

Emetine is a drug used as both an anti-protozoal and to induce vomiting. It is produced from the ipecac root.