- phase III trial
- phase IV trial
- PHC
- Phenergan
- phenethyl isothiocyanate
- phenobarbital
- phenol
- phenothiazine
- phenoxodiol
- phentolamine mesylate
- phenylacetate
- phenylbutyrate
- phenylketonuria
- phenytoin sodium
- pheochromocytoma
- pheresis
- Philadelphia chromosome
- philosophical
- phlebitis
- phlebolith
- phlebotomy
- phlegm
- phobia
- phosphate
- phosphatidylcholine-bound silybin
- phosphatidylinositol-3 kinase
- phospholipid
- phospholipid complex
- phosphonoformate trisodium
- phosphoric
- phosphoric acid
- phosphorodiamidate morpholino oligomer AVI-4126
- phosphorus
- phosphorus P32
- phosphorus-32
- phosphorylation
- photoactivity
- Photochlor
- photocoagulation
- photodynamic therapy
- Photofrin
- photon beam radiation therapy
- photopheresis
- photophobia
- photosensitizer
- photosensitizing agent
- phototesting
- phototherapy
- phototoxicity
- phyllodes tumor