[Sar1, Ile8]-Angiotensin II is a peptide that has multiple effects on vascular smooth muscle, including contraction of normal arteries and hypertrophy or hyperplasia of cultured cells or diseased vessels. The biological activities of angiotensin II antagonists upon basal and angiotensin II-stimulated aldosterone production were evaluated in an isolated canine glomerulosa cell preparation.

Neoschaftoside has antioxidant activity.

Deoxyartemisinin (2-deoxyartemisinin), a compound derived from Artemisia annua, has anti-inflammatory and anti-ulcer effects and is used in the study of malaria.