ACTH (1-14) is a fragment of adrenocorticotrophin, which regulates cortisol and androgen production.Adrenocorticotropic hormone (ACTH), also known as corticotropin, is produced and secreted by the anterior pituitary gland. ACTH is an important component of the hypothalamic-pituitary-adrenal axis as a response to biological stress.

O-Desmethyl Quinidine is a novel quinidine analog with significant antiarrhythmic activity and low acute toxicity that may be useful in the treatment of cardiac arrhythmias.

D-proline is an isomer of the naturally occurring amino acid L-Proline. D-amino acids have been found in relatively high abundance in human plasma and saliva. These amino acids may be of bacterial origin but there is also evidence that they are endogenously produced through amino acid racemase activity.