Paclitaxel
Palivizumab
Pamidronate disodium
Pancrelipase (Lipancreatin)
Pancuronium bromide
Pantoprazole sodium
Papaverine
Paregoric (Camphorated opium tincture)
Paricalcitol
Paroxetine hydrochloride
Pegaspargase (PEG-L-asparaginase)
Peginterferon alfa-2a
Peginterferon alfa-2b
Pemoline
Penbutolol sulfate
Penciclovir
Penicillamine
Penicillin G Aqueous
Penicillin G benzathine and Procaine combined, intramuscular
Penicillin G benzathine, intramuscular
Penicillin G procaine, intramuscular
Penicillin V potassium (Phenoxymethyl-penicillin potassium)
Pentamidine isethionate
Pergolide mesylate
Perindopril erbumine
Perphenazine
Phenobarbital
Phenobarbital sodium
Phentolamine mesylate
Phenylephrine hydrochloride
Phenytoin
Phenytoin sodium, extended
Phenytoin sodium, parenteral
Phenytoin sodium prompt
Phytonadione (Vitamin K1)
Pilocarpine hydrochloride
Pilocarpine ocular therapeutic system
Pioglitazone hydrochloride
Pipecuronium bromide
Piperacillin sodium
Piperacillin sodium and Tazobactam sodium
Pirbuterol acetate
Piroxicam
Plicamycin (Mithramycin)
Polymyxin B sulfate, parenteral
Polymyxin B sulfate, sterile ophthalmic
Porfimer sodium
Potassium Salts
Potassium acetate, parenteral
Potassium gluconate and Potassium chloride
Potassium gluconate and Potassium citrate
Potassium acetate, Potassium bicarbonate, and Potassium citrate (Trikates)
Potassium bicarbonate
Potassium bicarbonate and Citric acid
Potassium bicarbonate and Potassium chloride
Potassium bicarbonate and Potassium citrate
Potassium chloride
Potassium chloride, Potassium bicarbonate, and Potassium citrate
Potassium gluconate
Pramipexole
Pravastatin sodium
Praziquantel
Prazosin hydrochloride
Prednisolone
Prednisolone acetate
Prednisolone sodium phosphate
Prednisolone tebutate
Prednisone
Primaquine phosphate
Primidone
Probenecid
Procainamide hydrochloride
Procarbazine hydrochloride (PCB, MIH,N-Methylhydrazine)
Prochlorperazine
Prochlorperazine edisylate
Prochlorperazine maleate
Progesterone gel
Propafenone hydrochloride
Propoxyphene hydrochloride
Propoxyphene napsylate
Propranolol hydrochloride
Propylthiouracil
Protamine sulfate
Pseudoephedrine hydrochloride
Pseudoephedrine sulfate
Psyllium hydrophilic muciloid
Pyrantel pamoate
Pyridoxine hydrochloride (Vitamin B6)