P
- p-Chloro-methoxyacetylfentanyl
- p-Chlorofentanyl
- p-Fluoro-beta-hydroxy-thiobutyrylfentanyl
- p-Fluoro-furanylethylfentanyl
- p-Fluoro-furanylremifentanil
- p-Fluoro-remifentanil ethyl ester
- p-Fluoro-thiofentanyl
- p-Fluorococaine
- p-Fluoroisobutyrylbenzylfentanyl
- p-Iodofentanyl
- p-Methoxy-methoxyacetylfentanyl
- p-TFM-fentanyl
- P2NP
- P4TCP
- Pagoclone
- Pantoprazole
- Papaverine
- para-Bromo 4-ANPP
- para-Bromo Fentanyl
- para-Chloro Acetyl Fentanyl
- para-Chloro Acryl Fentanyl
- para-Chloro Butyryl Fentanyl
- para-Chloro Cyclobutyl Fentanyl
- para-Chloro Cyclopentyl Fentanyl
- para-Chloro Cyclopropyl Fentanyl
- para-Chloro Furanyl Fentanyl
- para-Chloro Furanyl Fentanyl 3-Furancarboxamide
- para-Chloro Isobutyryl Fentanyl
- para-Chloro Valeryl Fentanyl
- para-Chloroamphetamine
- para-chlorofentanyl
- para-chloroisobutyrylfentanyl
- para-fluoro 4-Anilinopiperidine
- para-Fluoro Acetyl Fentanyl
- para-Fluoro Acryl Fentanyl
- para-fluoro acrylfentanyl
- para-Fluoro Benzyl Fentanyl
- para-Fluoro Crotonyl Fentanyl
- para-Fluoro Cyclopropyl Fentanyl
- para-Fluoro Cylcopentyl Fentanyl
- para-Fluoro Furanyl Fentanyl 3-Furancarboxamide
- para-Fluoro Furanyl norfentanyl
- para-fluoro isobutyryl fentanyl
- para-Fluoro Methoxyacetyl Fentanyl
- para-fluoro Phenethyl 4-ANPP
- para-Fluoro Tetrahydrofuran Fentanyl
- para-Fluoro Valeryl Fentanyl
- para-fluoro-4-methylaminorex
- para-Fluorobutyrfentanyl
- para-Fluorofentanyl
- para-Fluorofuranylfentanyl
- para-Fluorophenylpiperazine
- para-flurobutyryl fentanyl
- para-Hydroxy Butyryl Fentanyl
- para-Hydroxycocaine
- para-methoxy 4-ANPP
- para-Methoxy Acetyl Fentanyl
- para-Methoxy Acryl Fentanyl
- para-Methoxy Butyryl Fentanyl
- para-Methoxy Fentanyl
- para-Methoxy Furanyl Fentanyl
- para-Methoxy Tetrahydrofuranyl Fentanyl
- para-Methoxy Valeryl Fentanyl
- para-methoxybutyrylfentanyl
- para-methoxyfentanyl
- para-Methyl Acetyl Fentanyl
- para-Methyl Acryl Fentanyl
- para-Methyl AP-237
- para-Methyl Butyryl Fentanyl
- para-Methyl Cyclopropyl Fentanyl
- para-Methyl Fentanyl
- para-Methyl Furanyl Fentanyl
- para-Methyl Isobutyryl Fentanyl
- para-Methyl Methoxyacetyl Fentanyl
- para-Methyl Tetrahydrofuranyl Fentanyl
- para-Toluoyl Fentanyl
- Paracetamol
- Parecoxib
- Paroxetine
- Paynantheine (Mitragyna alkaloid)
- PB-22
- PB-22 (N-4-OH-Pentyl-3-carboxyindole)
- PB-22 (N-5-OH-Pentyl)
- PB-22 (N-5-OH-Pentyl-3-carboxyindole)
- PB-22 (N-Pentanoic acid-3-Carboxyindole)
- PB-22 (QUPIC)
- PB-22 3-carboxyindole metabolite
- PB-22 N-(4-hydroxypentyl) metabolite
- PB-22 N-pentanoic acid metabolite
- PB-22-M (3-carboxyindole metabolite)
- PB-22-M (N-(5-hydroxypentyl) metabolite)
- PBCHA
- PBCHE
- PBCHP
- PBCHPr
- PBCHPy
- pBPP
- PC3MP
- PC44DMP
- PC4HOP
- PC4MP
- PCAl
- PCBP
- PCBu
- PCBzl
- PCDMe
- PCDMPy
- PCEEA
- PCEM
- PCHEPy
- PCHOEA
- PCiP
- PCMe
- PCMEA
- PCMo
- PCMPA
- PCP
- PCP-4''-one
- PCPe
- PCPEP
- PCPEPr
- pCPP
- PCPr
- PCPyrrole
- PDM-35
- PDPC
- PEAP
- Pemoline
- Penbutolol
- Pencycuron
- Penfluridol
- Pentachlorophenol
- Pentazocine
- Pentedrone
- Pentedrone metabolite (Ephedrine stereochemistry)
- Pentobarbital
- Pentoxifylline
- Pentoxyverine
- Pentylenetetrazole
- Pentylone
- Pentylone (bkMBDP)
- Perazine
- Pergolide
- Pericyazine/propericyazine
- Perimetazine
- Perindopril
- Perindoprilate
- Perphenazine
- Pethidine
- PF-03550096
- pF-4-methylaminorex
- pF-BZP
- Pharaohfentanyl
- Phenacetin
- Phenacetine
- Phenaridine
- Phenazepam
- Phenazepam 4-oxide
- Phencyclidine (PCP)
- Phendimetrazine
- Phenethyl 4-ANPP
- Phenethylamine (2-)
- Phenethylamine (PEA)
- Phenetrazine
- Phenformin
- Phenibut
- Pheniramine
- Phenmetetrazine
- Phenmetrazine
- Phenobarbital
- Phenolphthalein
- Phenoxyacetyl Fentanyl
- Phenoxyethyl-norfentanyl
- Phenprobamate
- Phenprocoumon
- Phentermine
- Phentolamine
- Phenyl fentanyl
- Phenylacetyl Fentanyl
- Phenylbutazone
- Phenylephrine
- Phenylpiracetam
- Phenylpropyl-norfentanyl
- Phenylpropylmethylamine
- Phenytoin
- Pholcodine
- Pholedrine (4-hydroxymethamphetamine)
- Phosphamidon
- Pilocarpine
- Pimozide
- Pinazepam
- Pindolol
- Pioglitazone
- Pipamperone
- Pipazethate
- Piperazine -1((4-chlorophenyl) phenyl methyl)
- Piperazine-o-Chlorophenyl
- Piperiacetildenafil
- Piperidylthiambutene
- Pipotiazine
- Pipradol
- Piracetam
- Piretanide
- Piribedil
- Pirimicarb
- Piroxicam
- Pivaloylfentanyl
- Pivoxazepam
- Pizotifen
- PMA
- PMEA
- PMMA
- Polythiazide
- Poppers
- Posaconazole
- PPAP
- PPEPP
- PPH
- PPyP
- Pramiracetam
- Pranoprofen
- Pravastatin
- Prazepam
- Prazosine
- PRE-084
- Prednisolone
- Prednisone
- Pregabalin
- Pregabalin methyl ester
- Premazepam
- Prenylamine
- Prilocaine
- Primidone
- Primidone-M (phenylethylmalonamide, PEMA)
- PRL-8-53
- PRO-LAD
- Proadifen
- Probenecid
- Procainamide
- Procainamide, N acetyl
- Procaine
- Prochloraz
- Prochlorperazine
- Procyclidine
- Proflazepam
- Progabide
- Progesterone
- Proguanil
- Prolintane
- Promazine
- Promethazine
- Promethazine, Hydroxydesmethyl
- Promethazine, Sulphoxide
- Prometryn
- Propachlor
- Propafenone
- Propamocarb (Free Base)
- Propofol
- Propoxur
- Propoxyphene
- Propoxyphene, desmethyl
- Propoxyphene, Nor (oxidised)
- Propoxyphenyl homohydroxysildenafil
- Propranolol
- Propranolol 4 hydroxy
- Propyl U-47700
- Propyl-CP
- Propyl-norfentanyl
- Propylcathinone
- Propylnitazene
- Propylone
- Propyphenazone
- Proscaline
- Proscillaridin
- Prothipendyl
- Protodesnitazene
- Protonitazene
- Protriptyline
- Pseudo vardenafil
- Pseudoephedrine
- Psicofentanil
- Psilocin
- Psilocybin
- PTI-1
- PTI-2
- PTI-2(hydrochloride)
- PTI-3
- PV8
- PV9
- PX-1
- PX-2
- Pyclazolam
- Pyeazolam
- Pynazolam
- Pyr-T
- Pyrazolam
- Pyrazosulfuron-ethyl
- Pyridaben
- Pyridaphenthion
- Pyrilamine
- Pyrimethamine
- Pyrimethanil
- Pyriproxyfen
- Pyrovalerone