Tolmetin is an orally active and potent COX inhibitor with IC50s of 0.35 μM and 0.82 μM human COX-1 and COX-2, respectively. Tolmetin is a non-steroidal anti-inflammatory drug (NSAID).

Sphondin, isolated from Heracleum laciniatum, possesses an inhibitory effect on IL-1β-induced increase in the level of COX-2 protein and PGE2 release in A549 cells.

Peonidin chloride is an O-methylated anthocyanidin that functions as a primary plant pigment, endowing purplish-red hues to flowers such as the peony, from which it takes its name, as well as berries and vegetables. Peonidin chloride exhibits chemopreventive, as well as anti-inflammatory activities on cancer cells in vitro, blocking COX-2 expression and transformation in JB6 P+ mouse epidermal cells.

γ-Tocopherol (D-γ-Tocopherol) is a potent cyclooxygenase (COX) inhibitor. γ-Tocopherol is a naturally occurring form of Vitamin E in many plant seeds, such as corn oil and soybeans. γ-Tocopherol possesses antiinflammatory properties and anti-cancer activity.

Phenethyl ferulate is a major constituent ofQianghuo, shows inhibitory activity against cyclooxygenase (COX) and 5-lipoxygenase (5-LOX) with IC50 values of 4.35 μM and 5.75 μM, respectively.

Phenidone, an orally active dual inhibitor of cyclooxygenase (COX) and lipoxygenase (LOX), ameliorates rat paralysis in experimental autoimmune encephalomyelitis. Phenidone is a potent hypotensive agent in the spontaneously hypertensive rat. Phenidone is used as a photographic developer.

Gallic acid (3,4,5-Trihydroxybenzoic acid) hydrate is a natural polyhydroxyphenolic compound and an free radical scavenger to inhibit cyclooxygenase-2 (COX-2). Gallic acid hydrate has various activities, such as antimicrobial, antioxidant, antimicrobial,

(±)-Catechin (rel-Cianidanol) is the racemate of Catechin. (±)-Catechin has two steric forms of (+)-Catechin and its enantiomer (-)-Catechin. (+)-Catechin inhibits cyclooxygenase-1 (COX-1) with an IC50 of 1.4 μM. Anticancer, anti-obesity, antidiabetic, anticardiovascular, anti-infectious, hepatoprotective, and neuroprotective effects.

4,4'-Dihydroxy-2,6-dimethoxydihydrochalcone exhibits COX-1 and COX-2 inhibitory activity.

Humulone (α-Lupulic acid), a prenylated phloroglucinol derivative, is a potent cyclooxygenase-2 (COX-2) inhibitor. Humulone acts as a positive modulator of GABAA receptor at low micromolar concentrations. Humulone is an inhibitor of bone resorption. Humulone possesses antioxidant, anti-angiogenic and apoptosis-inducing properties.

Plantanone B is a moderate antioxidant-agent with an IC50 of 169.8±5.2 μM. Plantanone B shows significant ovine COX-1 and moderate COX-2 inhibitory activities. Plantanone B has the potential for inflammation-related diseases research.

Ketorolac D4 (RS37619 D4) is the deuterium labeled Ketorolac. Ketorolac is a non-steroidal anti-inflammatory agent, acting as a nonselective COX inhibitor, with IC50s of 20 nM for COX-1 and 120 nM for COX-2.

Rofecoxib D5 (MK 966 D5) is the deuterium labeled Rofecoxib. Rofecoxib is a potent, specific and orally active COX-2 inhibitor, with IC50s of 26 and 18 nM for human COX-2 in human osteosarcoma cells and Chinese hamster ovary cells, with a 1000-fold selectivity for COX-2 over human COX-1 (IC50 > 50 μM in U937 cells and > 15 μM in Chinese hamster ovary cells).

CXCR4 antagonist 2 is a CXCR4 antagonist with an IC50 value of 47 nM.

Clematomandshurica saponins B shows significant inhibitory activity on cyclooxygenase-2 (IC50=2.58 mM).

(Rac)-γ-Tocopherol (DMPBQ) is a Vitamin E isoform, which is converted by tocopherol cyclase to γ-Tcopherol.

Enflicoxib (E 6087) is a nonsteroidal anti-inflammatory compound that selectively inhibits cyclooxygenase-2 (COX-2).  Enflicoxib does not inhibit cyclooxygenase-1 (COX-1). E-6087 shows anti-inflammatory, analgesic and antipyretic activities in animal models.

COX-2-IN-6 is a gut-restricted selective cyclooxygenase-2 (COX-2) inhibitor for chemoprevention of colorectal cancer.

Benoxaprofen (LRCL 3794) is a potent and long-acting anti-inflammatory and antipyretic compound. Benoxaprofen is a relatively weak inhibitor of cyclooxygenase in in vitro systems, inhibits lipoxygenase in other systems, and inhibits monocyte migration in some animal models of inflammation.

Tazofelone (LY 213829) is a cyclooxygenase-II (COX-II) inhibitor. Tazofelone transform into sulfoxide and quinol metabolites is primarily mediated by CYP3A. Tazofelone can be used for the research of inflammatory bowel disease.

Tepoxalin is a dual inhibitor of COX and 5-lipoxygenase (5-LO) with potent anti-inflammatory activity and a favorable gastrointestinal profile.

Anti-inflammatory agent 8 (compound 13) is a tilomisole-based benzimidazothiazole derivative. Anti-inflammatory agent 8 expresses activity on COX-2 enzyme more than COX-1 with an IC50 of 0.09 nM. Anti-inflammatory agent 8 is orally active.