Pentanal is a solid. This compound belongs to the polyamines. These are compounds containing more than one amine group. This drug targets the protein cAMP-dependent protein kinase catalytic subunit alpha.

The first mixed agonist-antagonist analgesic to be marketed. It is an agonist at the kappa and sigma opioid receptors and has a weak antagonist action at the mu receptor. (From AMA Drug Evaluations Annual, 1991, p97)

Pentetic acid, also known as diethylenetriaminepentaacetic acid (DTPA), is a synthetic polyamino carboxylic acid with eight coordinate bond forming sites that can sequester metal ions and form highly stable DTPA-metal ion complexes. DTPA, along with its calci…

A short-acting barbiturate that is effective as a sedative and hypnotic (but not as an anti-anxiety) agent and is usually given orally. It is prescribed more frequently for sleep induction than for sedation but, like similar agents, may lose its effectiveness…

A potent inhibitor of adenosine deaminase. The drug is effective in the treatment of many lymphoproliferative malignancies, particularly hairy-cell leukemia. It is also synergistic with some other antineoplastic agents and has immunosuppressive activity.

Pentoxyverine, also referred to as carbetapentane, is a non-opioid central acting antitussive with antimuscarinic, anticonvulsant [A32717], and local anesthetic properties. It is an active ingredient in over-the-counter cough suppressants in combination with …

Peoniflorin is under investigation in clinical trial NCT02878863 (Paeoniflorin Combination of Hepatoprotective Drugs Versus Hepatoprotective Drugs Only for Auto-immune Hepatitis).

PEP0101 is a nanocomplex consisting of elastin-like polypeptides and a small interfering RNA (siRNA) designed to down-regulate the expression of EVI1 oncogene in cancer cells.

Peramivir is an antiviral agent developed by Biocryst Pharmaceuticals to treat influenza A/B. The development of peramivir has been supported by the US Department of Health and Human Services as part of the government's effort to prepare for a flu pandemic. B…

Perflubutane has been used in trials studying the diagnostic of Liver Mass, Liver Diseases, Liver Metastasis, Portal Hypertension, and Peripheral Artery Disease. It is a cardiovascular drug designed to enable ultrasound to compete more effectively with nuclea…

Perfluorohexyloctane is a semifluorinated alkane that contains six perfluorinated carbon atoms and eight hydrogenated carbon atoms.[L46491] It is an inert, slightly amphiphilic compound.[A259746] Because it is a completely non-aqueous liquid, microbial growth…

Perflutren, a diagnostic drug that is intended to be used for contrast enhancement during the indicated echocardiographic procedures, is comprised of lipid-coated microspheres filled with octafluoropropane(OFP) gas. When exposed to ultrasound waves, the micro…

Pergolide is a long-acting dopamine agonist approved in 1982 for the treatment of Parkinson’s Disease. It is an ergot derivative that acts on the dopamine D2 and D3, alpha2- and alpha1-adrenergic, and 5-hydroxytryptamine (5-HT) receptors. It was indicated as …

Perindopril is a nonsulfhydryl prodrug that belongs to the angiotensin-converting enzyme (ACE) inhibitor class of medications. It is rapidly metabolized in the liver to perindoprilat, its active metabolite, following oral administration. Perindoprilat is a po…

The active metabolite of the prodrug [Perindopril].

Pexelizumab is a humanized monoclonal antibody used as an immunosuppressive drug. It is being investigated by Alexion Pharmaceuticals.

Pf 03382792 is under investigation in clinical trial NCT01045863 (To Evaluate Safety, Tolerability, Plasma Drug Levels And Other Biological Effects In Healthy Volunteers).

PF-07304814 is a small molecule prodrug that targets the 3CL^pro protease (M^pro), which is used by viruses like SARS-CoV-2 to assemble and multiply[L31718]. Once administered through intravenous infusion, the compound is cleaved into PF-0…

Phellinus linteus mycelium is a plant/plant extract used in some OTC (over-the-counter) products. It is not an approved drug.

Phellodendron amurense bark is a plant/plant extract used in some OTC (over-the-counter) products. It is not an approved drug.

Phenazopyridine, also known as Pyridium, is a urinary tract analgesic used for the short-term management of urinary tract irritation and its associated unpleasant symptoms such as burning and pain during urination. In the USA, this drug was previously marked …

A hallucinogen formerly used as a veterinary anesthetic, and briefly as a general anesthetic for humans. Phencyclidine is similar to ketamine in structure and in many of its effects. Like ketamine, it can produce a dissociative state. It exerts its pharmacolo…

Phendimetrazine is a weight loss medication. Phendimetrazine is chemically related to amphetamines and is a Schedule III drug under the Convention on Psychotropic Substances and in the US since 1970.

Pheniramine is a first-generation antihistamine in the alkylamine class, similar to [brompheniramine] and [chlorpheniramine].[A181628] It is used in some over-the-counter allergy as well as cold & flu products in combination with other drugs. Pheniramine's …

A sympathomimetic drug used primarily as an appetite depressant. Its actions and mechanisms are similar to dextroamphetamine.

Phentermine is a sympathomimetic amine anorectic agent and it was introduced in 1959 as part of an anti-obesity combination drug.[A174361, A174364] It is chemically related to amphetamine and it is commonly referred to as an atypical amphetamine.[A174370] Phe…

A drug that has anti-inflammatory, antipyretic, and analgesic activities. It is especially effective in the treatment of ankylosing spondylitis. It also is useful in rheumatoid arthritis and Reiter's syndrome (investigational indication). Although phenylb…

Phenyltoloxamine is an antihistamine drug with sedative and analgesic effects. It is a H1 receptor blocker and a member of the ethanolamine class of antihistaminergic drugs. It is available in combination products that also contain other analgesics and antitu…

Phenytoin is classified as a hydantoin derivative and despite its narrow therapeutic index, it is one of the most commonly used anticonvulsants.[A33595,A188832,A189219] Since it's introduction about 80 years ago, phenytoin has not only been established as an …

Pholcodine formula is 3-o-morpholinoethylmorphine and it is classified as an antitussive which is defined as an opioid cough suppressant. It belongs to the opioid family of compounds and it is widely used.[A31738] Pholcodine activity is the suppression of unp…

Phthalylsulfathiazole is a broad spectrum antibiotic which is part of the drug class, sulfonamides. It was used as an antibiotic for bowel surgery, and for infections of the colon [A175006].

Pemphigus vulgaris (PV) is an autoimmune disease affecting approximately 40,000 people worldwide. People with PV produce antibodies that attack the cells of the skin, resulting in blisters which, if left untreated, can lead to devastating infections and disco…

CF 101 (known generically as IB-MECA) is an anti-inflammatory drug for rheumatoid arthritis patients. Its novel mechanism of action relies on antagonism of adenoside A3 receptors. CF101 is supplied as an oral drug and has an excellent safety profile. It is …

PCL-016 or Picolinic acid drug substance is a pyridine carboxylate metabolite of tryptophan. It acts as an anti-infective and immunomodulator and is produced in approximately 25-50 mg quantities by the body on a daily basis through the breakdown of tryptopha…

Pimavanserin is an atypical antipsychotic indicated for the treatment of psychiatric disorders.[L48236] Although the exact mechanism of action is unknown, it is thought that pimavanserin interacts with the serotonin receptors, particularly the 5-HT<sub>2A</su…

A diphenylbutylpiperidine that is effective as an antipsychotic agent and as an alternative to haloperidol for the suppression of vocal and motor tics in patients with Tourette syndrome. Although the precise mechanism of action is unknown, blockade of postsyn…

Pinacidil is a cyanoguanidine drug that acts by opening ATP-sensitive potassium channels, leading to peripheral vasodilatation of arterioles and decreasing peripheral vascular resistance. The above processes result in reduced blood pressure. This drug has bee…

Pinaverium is a spasmolytic agent used for functional gastrointestinal disorders. It is a quaternary ammonium compound that acts as an atypical calcium antagonist to restore normal bowel function. It is shown to relieve GI spasm and pain, transit disturbances…

Pipamperone is a typical antipsychotic of the _butyrophenone_ family used in the treatment of schizophrenia. It was developed by Janssen Pharmaceutica in 1961 and started its first round of clinical trials in 1963 [L1514, L1518]. In an effort to improve [h…

Pipequaline is an anticonflict & anticonvulsant quinoline derivative. It is an anxiolytic drug that was never marketed. It presents a unique chemical structure that does not follow the structural properties of other drugs of its class. Pipequaline has a simil…

Piperazine is an organic compound that consists of a six-membered ring containing two opposing nitrogen atoms. First used as a solvent for uric acid, the use of piperazine as an anthelmintic agent was first introduced in 1953. Upon entry into the systemic cir…

Pipradrol (Meratran) [L2523] was initially developed in the 1950s as an antidepressant, however, the adverse effects associated with its use and its abuse potential led to its withdrawal and international regulation [L2524]. Pipradrol was made illegal in man…

Piracetam is a nootropic drug in the racetams group, with chemical name 2-oxo-1-pyrrolidine acetamide. It shares the same 2-oxo-pyrrolidone base structure with pyroglutamic acid and is a cyclic derivative of the neurotransmitter ?-aminobutyric acid (GABA). Ho…

Pirbuterol is a beta-2 adrenergic bronchodilator. In vitro studies and in vivo pharmacologic studies have demonstrated that pirbuterol has a preferential effect on beta-2 Adrenergic receptors compared with isoproterenol. While it is recognized that beta-2 adr…

Pirfenidone is a synthetic pyridone drug.[A251370] It is an antifibrotic agent with anti-inflammatory and antioxidant properties [A251370] that is used to treat idiopathic pulmonary fibrosis (IPF),[L26801] which is a chronic, progressive form of interstitial …

Pirlimycin hydrochloride is an antibiotic belonging to the _lincosamide_ class. Often marketed as _Pirsue_, this drug is used to treat mastitis in cattle.

This drug is classified as a reversible inhibitor of monoamine oxidase A enzyme (also known as a RIMA drug). It was developed and is currently used as an antidepressant in Russia. Its chemical structure is similar to metralindole, and it also shares pharmacol…

Pitavastatin, also known as the brand name product Livalo, is a lipid-lowering drug belonging to the statin class of medications. By inhibiting the endogenous production of cholesterol within the liver, statins lower abnormal cholesterol and lipid levels and …

Pivmecillinam is a mecillinam prodrug, a pivaloyloxymethyl ester of amdinocillin that is well absorbed orally, but broken down to amdinocillin in the intestinal mucosa. It is active against gram-negative organisms and used as for amdinocillin. [PubChem]

Pixantrone is an aza-anthracenedione and DNA intercalator which inhibits topoisomerase II. It is similar in structure to anthracyclines such as mitoxantrone, but exerts fewer toxic effects on cardiac tissue. [2] The lower cardio-toxic effects of pixantrone ma…