phenoxybenzamine
A drug that blocks the activity of alpha-receptors and is used in the form of its hydrochloride C₁₈H₂₂ClNO·HCl especially to treat hypertension and sweating due to pheochromocytoma.

phensuximide
An anticonvulsant drug C₁₁H₁₁NO₂ sometimes used in the treatment of absence seizures.

phentolamine
A synthetic compound used as a vasodilator, especially in certain cases of hypertension.

phentolamines
plural of phentolamine

phenylcyclohexylpiperidine
Synonym of phencyclidine.

phenylephrine
An α-adrenergic receptor agonist related to adrenaline, used as a vasoconstrictor and nasal decongestant; 3-(1-hydroxy-2-methylamino-ethyl)phenol, with the formula C₉H₁₃NO₂.

phenylephrines
plural of phenylephrine

phenylpropanolamine
An adrenergic drug used to relieve allergic reactions, to treat respiratory infections and to suppress the appetite.

phenylpropanolamines
plural of phenylpropanolamine

phenytoin
A synthetic compound related to hydantoin, used as an anticonvulsant in the treatment of epilepsy.

phenytoins
plural of phenytoin

pholedrine
para-hydroxymethamphetamine, a drug that stimulates the sympathetic nervous system.

phosphohistidine
Either of two N-phosphate derivatives of histidine (in which N-H is replaced by N-PO₃H)

phosphohistidines
plural of phosphohistidine

phosphomimetic
Any agent that mimics biological phosphorylation

phosphomimetics
plural of phosphomimetic

phototherapeutic
Pertaining to phototherapy.

phototherapeutics
plural of phototherapeutic

phthalidomide
Alternative form of thalidomide.

phychostimulant
Misspelling of psychostimulant.

phylloquinone
Synonym of phytomenadione.

phylloquinones
plural of phylloquinone

phyloquinone
Misspelling of phylloquinone.

physostigmine
A parasympathomimetic, a reversible cholinesterase inhibitor alkaloid of the Calabar bean, used to treat certain medical conditions.

physostigmines
plural of physostigmine

phytoequivalence
A physiological equivalence between the effects of two herbal extracts, the efficacy of one of which has been clinically demonstrated.

phytomenadione
A yellow oily naphthoquinone C₃₁H₄₆O₂ that is obtained especially from alfalfa, cabbage, spinach, and other leafy green vegetables or made synthetically and that has a fast, potent, and prolonged biological effect. It is essential for the blood-clotting process, effective orally, and useful especially in treating hypoprothrombinemia induced by anticoagulant drugs (trademark Mephyton).

phytonadione
Alternative form of phytomenadione.

phytopharmaceutical
Describing pharmaceutical agents of plant origin.

phytopharmaceuticals
plural of phytopharmaceutical

phytopharmacologist
A pharmacologist whose speciality is phytopharmacology

phytopharmacologists
plural of phytopharmacologist

phytotherapeutics
phytotherapy

pi
The sixteenth letter of the Classical and Modern Greek alphabets and the seventeenth in Old Greek.
An irrational and transcendental constant representing the ratio of the circumference of a Euclidean circle to its diameter; approximately 3.14159265358979323846264338327950; usually written π.

pibaxizine
A histamine 1 receptor antagonist.

pibutidine
A histamine 2 receptor antagonist.

piclamilast
An anti-inflammatory drug.

piclonidine
An antihypertensive drug.

picodralazine
A vasodilator.

piconol
A nonsteroidal anti-inflammatory drug, a form of ibuprofen.

picoplatin
A platinum-based antineoplastic drug.

picotamide
A thromboxane synthase inhibitor and a thromboxane receptor inhibitor used in the treatment of clinical arterial thrombosis and peripheral artery disease.

picumeterol
A beta-adrenergic agonist drug.

pidilizumab
A particular monoclonal antibody.

pidotimod
An immunostimulant.

piflufolastat
A radiopharmaceutical diagnostic agent.

piketoprofen
A nonsteroidal anti-inflammatory drug.

pildralazine
An antihypertensive and vasodilator.

pilocaine
Misspelling of prilocaine.

pilocarpin
Alternative form of pilocarpine.

pilocarpine
A miotic alkaloid C₁₁H₁₆N₂O₂ obtained from jaborandi that is used chiefly in the form of its hydrochloride or nitrate especially in the treatment of glaucoma.

pilocarpines
plural of pilocarpine

pimecrolimus
An immunomodulating agent used in the treatment of atopic dermatitis.

pimelautide
A biological response modifier drug.

pimilprost
A prostaglandin analogue.

pimivalimab
A monoclonal antibody that targets the programmed cell death protein 1.

pimonidazole
A particular radiosensitizing compound.

pimonidozole
Misspelling of pimonidazole.

pinacidil
A cyanoguanidine drug.

pinaverium
A calcium channel blocker used to treat functional gastrointestinal disorders.

pinazepam
A benzodiazepine drug with anxiolytic, anticonvulsant, sedative and skeletal muscle relaxant properties.

pindolol
A β-adrenergic blocking agent used to treat cardiac arrhythmia and hypertension.

pinolcaine
An anesthetic drug.

pintumomab
A mouse monoclonal antibody for the imaging of adenocarcinoma.

pioglitazone
A thiazolidinedione derivative taken orally in the form of its hydrochloride C₁₉H₂₀N₂O₃S·HCl to treat type 2 diabetes by decreasing insulin resistance.

pipebuzone
A nonsteroidal anti-inflammatory drug.

pipecuronium
A muscle relaxant that acts as a nicotinic acetylcholine receptor antagonist.

piperocaine
A local anesthetic.

piperonylpiperazine
1-(3,4-methylenedioxybenzyl)piperazine, a psychoactive drug related to benzylpiperazine.

pipradimadol
An antiemetic drug.

pipratecol
A vasodilator.

pirarubicin
A particular drug used in chemotherapy.

pirazolac
A nonsteroidal anti-inflammatory drug.

pirbuterol
A bronchodilator used in the treatment of asthma.

pirenoxine
A medication used in the possible treatment and prevention of cataracts.

pirenperone
An anxiolytic drug.

pirenzepine
A drug used in the treatment of peptic ulcers, one of the muscarinic receptor antagonists.

pirepolol
A beta-adrenergic blocking drug.

piretanide
A type of loop diuretic.

piribedil
An antiparkinsonian drug derived from piperazine.

piridocaine
An anesthetic drug.

piridoxilate
A vasodilatory drug.

piriprost
A particular lipooxygenase inhibitor.

piriqualone
An anticonvulsant drug.

pirlimycin
A lincosamide antimicrobial used to treat mastitis in cattle.

piroxicam
A certain oxicam drug.

pirozadil
An antilipidemic drug.

pirprofen
A nonsteroidal anti-inflammatory drug.

pis
plural of pi

pitavastatin
A particular statin drug

pitenodil
A vasodilator.

pitrakinra
A human recombinant protein that has been studied as a treatment for asthma.

pivalylphenylephrine
pivenfrine

pivampicillin
A pivaloyloxymethyl ester of ampicillin.

pivenfrine
A sympathomimetic and mydriatic agent.

pivopril
A particular ACE inhibitor.

pivoxazepam
A benzodiazepine derivative, the pivalate ester of oxazepam, with sedative and anxiolytic effects.

plasmochine
Alternative form of plasmoquine.

plasmoquine
Synonym of chloroquine.

pleiotrophy
Alternative form of pleiotropy.

pleiotropies
plural of pleiotropy

pleiotropy
The influence of a single gene on multiple phenotypic traits; pleiotropism.
The existence of drug effects (especially beneficial effects) other than the one for which the drug was designed.

pleotrophy
Misspelling of pleiotropy.

pleotropy
Alternative form of pleiotropy.

plomestane
Propargylestrienedione, a steroidal irreversible aromatase inhibitor developed as an antineoplastic agent for the treatment of breast cancer.

plozasiran
A medication used to treat familial chylomicronemia syndrome.

pneumovax
A pneumococcal vaccine

podilfen
A vasodilator.

polycarbophil
A drug used as a stool stabilizer; a synthetic polymer of polyacrylic acid cross-linked with divinyl glycol, with calcium as a counterion.

polycytidine
A repeat of many cytidine groups in a stretch of RNA

polyhistidine
Several histidine residues linked together (usually at least six).

polyhistidines
plural of polyhistidine

polypharmaceutical
Containing several drugs
Of or pertaining to polypharmacy