Acetylcysteine, also known as N-acetylcysteine or N-acetyl-L-cysteine (NAC), is a medication used to treat paracetamol (acetaminophen) overdose and to loosen thick mucus such as in cystic fibrosis or chronic obstructive pulmonary disease.
Coprine
Coprine is a mycotoxin.
Hippuric acid
Hippuric acid (Gr. hippos, horse, ouron, urine) is a carboxylic acid found in the urine of horses and other herbivores.
Valaciclovir
Valaciclovir (INN) or valacyclovir (USAN) is an antiviral drug used in the management of herpes simplex, herpes zoster (shingles), and herpes B.
Aspartame
Aspartame (APM; /ˈæspərteɪm/ or /əˈspɑːrteɪm/) is an artificial, non-saccharide sweetener used as a sugar substitute in some foods and beverages.
Trimethylglycine
Trimethylglycine (TMG) is an amino acid derivative that occurs in plants.
S-Adenosyl-L-homocysteine
S-Adenosyl-L-homocysteine (SAH) is an amino acid derivative used in several metabolic pathways in most organisms.
Agaritine
Agaritine (AGT) is an aromatic, antiviral, hydrazine-derivative mycotoxin and IARC Group 3 carcinogen that occurs in mushroom species of the genus Agaricus.
Lisinopril
Lisinopril is a drug of the angiotensin-converting enzyme (ACE) inhibitor class used primarily in treatment of high blood pressure, heart failure, and after heart attacks.
N-Acetylaspartic acid
N-Acetylaspartic acid, or N-acetylaspartate (NAA), is a derivative of aspartic acid with a formula of C6H9NO5 and a molecular weight of 175.
N(6)-Carboxymethyllysine
N(6)-Carboxymethyllysine (CML), also known as N(epsilon)-(carboxymethyl)lysine, is an advanced glycation endproduct (AGE).
Tricine
Tricine is an organic compound that is used in buffer solutions.
N-Formylmethionine
N-Formylmethionine (fMet) is a derivative of the amino acid methionine in which a formyl group has been added to the amino group.
Valganciclovir
Valganciclovir, sold under the brandname Valcyte among others, is an antiviral medication used to treat cytomegalovirus infections.
Glycocyamine
Glycocyamine (or guanidinoacetate) is a metabolite of glycine in which the amino group has been converted into a guanidine.
Lymecycline
Lymecycline is a tetracycline broad-spectrum antibiotic marketed by the pharmaceutical company Galderma.
Carbocisteine
Carbocisteine (INN), also called carbocysteine (USAN), is a mucolytic that reduces the viscosity of sputum and so can be used to help relieve the symptoms of chronic obstructive pulmonary disorder (COPD) and bronchiectasis by allowing the sufferer to bring up sputum more easily.
N-Methyl-D-aspartic acid
N-Methyl-D-aspartic acid or N-Methyl-D-aspartate (NMDA) is an amino acid derivative that acts as a specific agonist at the NMDA receptor mimicking the action of glutamate, the neurotransmitter which normally acts at that receptor.
Orthanilic acid
Orthanilic acid (2-aminobenzenesulfonate) is a biological acid with roles in benzoate degradation and microbial metabolism in diverse environments.
Biocytin
Biocytin is a chemical compound that is an amide formed from the vitamin biotin and the amino acid L-lysine.
Gamma-L-Glutamyl-L-cysteine
γ-L-Glutamyl-L-cysteine (also known as γ-glutamylcysteine) is a precursor of glutathione.
Milacemide
Milacemide (INN) is an MAO-B inhibitor and glycine prodrug.
Methylselenocysteine
Methylselenocysteine, also known as Se-methylselenocysteine, is an analog of S-methylcysteine in which the sulfur atom is replaced with a selenium atom.
Stampidine
Stampidine is an experimental nucleoside reverse transcriptase inhibitor (NRTI) with anti-HIV activity.
Cilastatin
Cilastatin is a chemical compound which inhibits the human enzyme dehydropeptidase.
Dibromotyrosine
Dibromotyrosine is an antithyroid preparation and a derivative of the natural amino acid tyrosine.
Oxaceprol
Oxaceprol is an anti-inflammatory drug used in the treatment of osteoarthritis.
Carglumic acid
Carglumic acid is an orphan drug, marketed by Orphan Europe under the trade name Carbaglu.
4-(γ-Glutamylamino)butanoic acid
4-(γ-Glutamylamino)butanoic acid is molecule that consists of L-glutamate conjugated to γ-aminobutyric acid (GABA).
Beta-Hydroxy beta-methylbutyric acid
(Not to be confused with β-Hydroxybutyric acid.) β-Hydroxy β-methylbutyric acid (HMB), otherwise known as its conjugate base, β-hydroxy β-methylbutyrate (hydroxymethylbutyrate, HMB), is a naturally occurring metabolite in humans that is used as an ingredient in medical foods and sold as a dietary supplement.
Octopine
Octopine is a derivative of the amino acids arginine and alanine.
L-Photo-Leucine
L-Photo-Leucine is a synthetic derivative of the L-Leucine amino acid that is used as its natural analog and is characterized for having photo-reactivity, which makes it suitable for observing and characterizing protein-protein interactions (PPI).
Salicyluric acid
Salicyluric acid is the glycine conjugate of salicylic acid and is the primary form in which salicylates are excreted from the body, via the kidneys.
DDAIP
DDAIP is a pharmaceutical ingredient added to topical products to increase penetration through the skin.
CPHPC
CPHPC (R-1-[6-[R-2-carboxy-pyrrolidin-1-yl]-6-oxo-hexanoyl] pyrrolidine-2-carboxylic acid) is a proline-derived small molecule able to strip amyloid P (AP) from deposits by reducing levels of circulating serum amyloid P (SAP).
Eflornithine
Eflornithine (α-difluoromethylornithine or DFMO) is a drug found to be effective in the treatment of facial hirsutism (excessive hair growth) as well as in African trypanosomiasis (sleeping sickness).
Acetylcarnitine
Acetyl-L-carnitine, ALCAR or ALC, is an acetylated form of L-carnitine.
N-Acetylglutamic acid
N-Acetylglutamic acid (abbreviated NAcGlu) is biosynthesized from glutamic acid and acetyl-CoA by the enzyme N-acetylglutamate synthase.
Acetylleucine
Acetylleucine is a drug used in the treatment of vertigo.
Aceglutamide
Aceglutamide (INN, JAN) (brand name Neuramina), or aceglutamide aluminum (JAN, USAN) (brand name Glumal), also known as acetylglutamine, is a psychostimulant, nootropic, and antiulcer agent that is marketed in Spain and Japan.
Benzylmercapturic acid
Benzylmercapturic acid is a minor metabolite of toluene in humans.
Aspartylglucosamine
Aspartylglucosamine is a derivative of aspartic acid.
Tetrazolylglycine
Tetrazolylglycine (Tet-Gly, LY-285,265) is a potent and selective NMDA receptor agonist, stimulating the NMDA receptor with higher potency than either glutamate or NMDA.
N-Methyl-L-glutamic acid
N-Methyl-L-glutamic acid (methylglutamate) is a chemical derivative of glutamic acid in which a methyl group has been added to the amino group.
N-Methylornithine
N-Methylornithine is an amino acid with the formula CH3N(H)(CH2)3CH(NH2)CO2H.
Nopaline
Nopaline is a chemical compound derived from the amino acids glutamic acid and arginine.
N-Methylphenethylamine
N-Methylphenethylamine (NMPEA), a positional isomer of amphetamine, is a naturally occurring trace amine neuromodulator in humans that is derived from the trace amine, phenethylamine (PEA).
Dihydroxyphenylglycine
(S)-3,5-Dihydroxyphenylglycine or DHPG is a potent agonist of group I metabotropic glutamate receptors (mGluRs) mGluR1 and mGluR5.
Tabtoxin
Tabtoxin, also known as wildfire toxin, is a simple monobactam biotoxin produced by Pseudomonas syringae.
WAY-213,613
WAY-213,613 is a drug which acts as a reuptake inhibitor for the glutamate transporter subtype EAAT2, selective over other glutamate transporter subtypes and highly selective over metabotropic and ionotropic glutamate receptors.
Ombrabulin
Ombrabulin was an experimental drug candidate discovered by Ajinomoto and further developed by Sanofi-Aventis.
Glutaurine
Glutaurine is a chemical compound which is an amide formed from glutamic acid and taurine.
Argpyrimidine
Argpyrimidine is an organic compound with the chemical formula C11H18N4O3.
Fenclonine
Fenclonine, also known as para-chlorophenylalanine (PCPA), acts as a selective and irreversible inhibitor of tryptophan hydroxylase, which is a rate-limiting enzyme in the biosynthesis of serotonin.
Nocardicin A
Nocardicin A is a β-lactam antibiotic included in the monobactam subclass.
L-Arginine ethyl ester
L-Arginine ethyl ester or LAE is an alternative supplement form of the conditionally-essential amino acid arginine bound to an ethyl ester.
Fructoselysine
Fructoselysine is an Amadori adduct of glucose to lysine.
O-(2-Fluorethyl)-L-thyrosine
O-(2-Fluorethyl)-L-thyrosine or 18F-FET is an neuro-oncologic PET tracer.
Tiopronin
Tiopronin (trade name Thiola) is a prescription thiol drug used to control the rate of cystine precipitation and excretion in the disease cystinuria.
Nitrosoproline
Nitrosoproline is a nitroso derivative of the amino acid proline.
Remacemide
Remacemide is a drug which acts as a low-affinity NMDA antagonist with sodium channel blocking properties.
Tryptophan tryptophylquinone
Tryptophan tryptophylquinone(TTQ) is an enzyme cofactor, generated by posttranslational modification of amino acids within the protein.
Thiorphan
Thiorphan is the active metabolite of the antidiarrheal racecadotril (acetorphan).
Citiolone
Citiolone is a drug used in liver therapy.
Fructose-asparagine
Fructose-asparagine is a glycosylamine compound that is used during Salmonella-mediated inflammation of the intestine.
Polylysine
Polylysine refers to several types of lysine homopolymers, which may differ from each other in terms of stereochemistry and link position.
Ciraparantag
Ciraparantag (INN/USAN, or aripazine) is a drug under investigation as an antidote for a number of anticoagulant (anti–blood clotting) drugs, including factor Xa inhibitors (rivaroxaban, apixaban and edoxaban), dabigatran, low molecular weight heparins and unfractionated heparin.
Aminohippuric acid
Aminohippuric acid or para-aminohippuric acid (PAH), a derivative of hippuric acid, is a diagnostic agent useful in medical tests involving the kidney used in the measurement of renal plasma flow.
Alanosine
Alanosine (also called SDX-102) is a substance that is being studied for the treatment of pancreatic cancer.
DCPG
DCPG ((S)-3,4-DCPG) is a drug used in scientific research, which acts as a potent and subtype-selective agonist for the metabotropic glutamate receptor mGluR8.
Thymectacin
Thymectacin (NB-1011, NB-101, N-[[5-[(E)-2-Bromovinyl]-2'-deoxyuridin-5'-O-yl]](phenoxy)phosphoryl]-L-alanine methyl ester) is an anticancer prodrug of brivudine monophosphate.
Acivicin
Acivicin is an inhibitor of gamma-glutamyl transferase.
Brivanib alaninate
Brivanib alaninate (INN/USAN) also known as BMS-582664 is an investigational, anti-tumorigenic drug for oral administration.
Hadacidin
Hadacidin, and hadacidin analogues, have anticancer activity and activity against adenylosuccinate synthetase.
2-Oxohistidine
2-Oxohistidine is a form of histidine damaged by reactive oxygen species.
Topaquinone
Topaquinone (TPQ) is a redox cofactor derived from the amino acid tyrosine.
4-Fluoro-L-threonine
4-Fluoro-L-threonine is an antibacterial made by Streptomyces cattleya.