- Paclitaxel
- Paclitaxel
- Palbociclib
- Palbociclib
- Paliperidone
- Palonosetron
- Pamabrom
- Pamidronate
- Pamoic Acid
- Panobinostat
- Pantoprazole
- Pantothenate
- Pantothenic Acid
- Papaverine
- Papaverine Hydrochloride
- Paracetamol
- Parbendazole
- Parecoxib
- Pargeverine
- Paricalcitol
- Paromomycin
- Paroxetine
- Pazopanib
- Pefloxacin
- Pelubiprofen
- Pemetrexed
- Pemigatinib
- Penciclovir
- Pendimethalin
- Penicillamine
- Penicillin
- Penoxsulam
- Pentamidine
- Pentazocine
- Pentetreotide
- Pentoxifylline
- Peramivir
- Perampanel
- Perazine Dimalonate
- Pergolide
- Perhexiline
- Pericyazine
- Perindopril
- Permethrin
- Perphenazine
- Pethidine
- Pharacine
- Phenacetin
- Phenazopyridine
- Phenelzine
- Pheniramine
- Phenoxybenzamine
- Phenoxyethanol
- Phentermine
- Phentolamine
- Phenylalanine
- Phenylbutazone
- Phenylbutyrate
- Phenylephrine
- Phenylpropanolamine
- Phenyramidol
- Phenytoin
- Phloroglucinol
- Phthalylsulfathiazole
- Phytonadione
- Pibrentasvir
- Picaridin
- Picosulfate Sodium
- Pidotimod
- Pilocarpine
- Pimavanserin
- Pimecrolimus
- Pimobendan
- Pinaverium
- Pindolol
- Pinoxaden
- Pioglitazone
- Piperacilin
- Piperacillin
- Piperaquine
- Piperidine
- Pipotiazine
- Piracetam
- Pirarubicin
- Pirfenidone
- Piribedil
- Pirlimycin
- Piroxicam
- Pitavastatin
- Pitofenone
- Pitolisant
- Pivmecillinam
- Plazomicin
- Plecanatide
- Plerixafor
- Polmacoxib
- Pomalidomide
- Ponatinib
- Posaconazole
- Pralatrexate
- Pralidoxime
- Pralsetinib
- Pramipexole
- Pramoxine
- Pranlukast
- Prasugrel
- Pravastatin
- Prazepam
- Praziquantel
- Prazosin
- Prednicarbate
- Prednisolone
- Prednisolone Sodium Phosphate
- Prednisone
- Pregabalin
- Pregnenolone
- Pretomanid
- Pridinol
- Prilocaine
- Primapterin
- Primaquine
- Primidone
- Probenecid
- Procaine
- Procaterol
- Prochlorperazine
- Progesterone
- Promazine
- Promestriene
- Promethazine
- Propafenone
- Proparacaine
- Propentofylline
- Properidine
- Propiconazole
- Propiomazine
- Propiram
- Propofol
- Propranolol
- Propyl Gallate
- Prothioconazole
- Protriptyline
- Prucalopride
- Prulifloxacin
- Psilocybine
- Pyraclostrobin
- Pyrantel
- Pyrazinamide
- Pyridine
- Pyridostigmine
- Pyridoxal
- Pyridoxamine
- Pyridoxine
- Pyrimethamine
- Pyronaridine
- Pyrvinium
