Hexestrol is a synthetic ER agonist, microtubule polymerization inhibitor, and potential carcinogen. It induces mitotic arrest, aneuploidy, and DNA adduct formation.

Hexamethonium bromide non-depolarizing NMJ blocker and nAChR antagonist. It has previously been used to treat hypertension. It inhibits sympathetic nervous system activity and acts as a skeletal muscle relaxant.

Hexaconazole is a pesticide and demethylation inhibitor that prevents sterol synthesis and disrupts membrane function. It also induces production of apigenin-7-glucoside and other antioxidative compounds and inhibits growth of nitrogen-fixing bacteria.

Herbimycin is an inhibitor of HSP90, PKC, Src and Bcr-Abl. It inhibits proliferation of chronic myelogenous leukemia cells.

H8 dihydrochloride is a PKA inhibitor that modulates Ca 2+ signaling.

H7 is a specific protein kinase C inhibitor and protein kinase G inhibitor, which inhibits superoxide release from human neutrophils (PMN) stimulated with phorbol myristate acetate or synthetic diacylglycerol.

Guggulsterone is a FXR antagonist found in myrrh. It displays a wide variety of biological activities, including disrupting cytoskeletal organization, inhibiting doxorubicin-induced toxicity in cardiomyoc

Glycidamide is a carcinogen and metabolite of acrylamide that induces DNA adduct formation and mutations.

Monolaurin, also known as Glyceryl monolaurate, is a surfactant and emulsifer found in coconut oil. It inhibitis growth of Staphylococcus, Streptococcus, Gardnerella, Candida, and Haemophilus, and decreases production of pro-inflammatory cytokines.

Gliotoxin is a toxin found in Aspergillus. It induces apoptosis in cervical cancer cells and chondrosarcoma cells, suppresses the adaptive immune response in leukocytes, and inhibits the proteasome in Plasmodium falciparum.

Ginkgolic acid is an HIV protease and fatty acid synthase inhibitor found in Ginkgo. It suppresses HIV infection, inhibits growth of Staphyloccus, Escherichia, and Bacillus, increases activity of PP2C in neurons, and induces apoptosis in cancer cells.

Geranylgeraniol is an geranylgeranyl pyrophosphate analog used in synthesis of vitamins E and K. It induces apoptosis and inhibits growth of various tumor cells, suppresses growth of Mycobacterium, and protects monocytes against statin-induced cytotoxicity.

D-Galactosamine HCl is a galactose-derived hexosaine sugar and component of FSH and LH. It is used to induce endotoxic shock.

Fumonisin B2 is a mycotoxin and grain contaminant. It inhibits sphingosine acyltransferase and disrupts sphingolipid metabolism.

Fusarenon-X is a mycotoxin found in Fusarium. It induces DNA strand breakage and decreases food intake.

Fosfomycin calcium is a MurA and isopentenyl mevalonate kinase inhibitor that prevents synthesis of bacterial cell walls. It also prevents aminoglycoside antibiotic-induced nephrotoxicity and lowers serum levels of TNF-α, IL-1β, and IL-6 in models of septic Pseudomonas infection.

Forchlorfenuron is a synthetic cytokinin, plant growth regulator, and filament polymerization inducer. It induces paralysis in Schistosoma and inhibits proliferation and migration of prostate cancer cells.

Flutriafol is a pesticide, demethylation inhibitor, and NMDA receptor agonist that prevents sterol synthesis and disrupts membrane function. It also induces striatal dopamine release and decreases oxidative damage.

Flavanone is found in various plant sources. It inhibits proliferation of tumor cells and may decrease oxidative damagae, inhibit angiogenesis, and suppress growth of bacteria.

Farnesol is found in various essential oils. It regulates the volatility of odorants in perfumes. It displays a variety of biological activities, including cell cycle arrest and stimulating p21 and p27 expression in pancreatic adenocarcinoma cells, increasing latency to tumor formation in TPA-induced skin carcinogenesis, and inhibiting growth of Aspergilius and Candida.

Ethoxyquin is an HSP90 inhibitor and antioxidant used as a pesticide and preservative in animal feed.

Ethisterone is a synthetic contraceptive and progesterone receptor agonist previously used in contraceptics. Derivatives inhibit prostate cancer cell growth.

Ethacridine lactate monohydrate is an acridine derivative and DNA intercalator used as an antiseptic It increases levels of prostaglandin E, decreases excretion of estriol, and may induce fetal death in pregnant females.

Erysolin is a sulforaphane analog found in cruciferous vegetables. It induces phase II enzyme activity and inhibits growth of colon cancer cells.

Eprinomectin is a semi-synthetic GABA signaling potentiator used to inhibit bacterial infections. It causes neuromuscular paralysis in microbes and parasites.

Epoxiconazole is a 14-α demethylase inhibitor that inhibits ergosterol synthesis and fungal cell wall formation. It may inhibit aromatase and act as an endocrine distrupter.

Efaroxan HCl is an inhibitor of α2-adrenergic receptors, imidazoline-1 receptors, and ATP-sensitive K channels. It improves glucose tolerance, alters opiod-mediated tolerance and antinociception signaling pathways, and decreases symptoms of Parkinson's Disease.

Diflubenzuron is an insect growth regulator and chitin synthesis inhibitor. It inhibits growth of Tribolium, Anopheles, Ascaris and Haemonchus.

Difloxacin HCl is a bacterial DNA gyrase inhibitor. It suppresses growth of Staphylococus, Escherichia and Pasturella.

Difenoconazole is a 14-α demethylase inhibitor that inhibits ergosterol synthesis and fungal cell wall formation. It may inhibit aromatase.