sequester metal ions such as Ca2+ and Fe3+

Norgestrel is synthetic steroidal progestin that is used in combination with ethinyl estradiol for oral contraception. It also has strong neuroprotective activity.

Ambroxol is a secretolytic agent used in the treatment of respiratory diseases associated with viscid or excessive mucus.

Acetohexamide is an intermediate-acting, first-generation oral sulfonylurea with hypoglycemic activity. It exerts the blood-glucose-lowering effects by stimulating the pancreatic beta cells to secrete insulin and by helping the body use insulin efficiently.

an antagonist of the vitamin D receptor (VDR) signaling pathway

Pempidine is a ganglion-blocking drug, introduced as an oral treatment for hypertension.

an agonist of the RXR signaling pathway

an antagonist of the sonic hedgehog signaling (Shh) pathway