radiopharmaceuticals

As nouns the difference between pharmaceutical and radiopharmaceuticals

is that pharmaceutical is (medicine) a pharmaceutical or pharmacological preparation or product; a drug while radiopharmaceuticals is .

As an adjective pharmaceutical

is (medicine) of, or relating to pharmacy or pharmacists.

As nouns the difference between radiopharmaceuticals and radionuclide

is that radiopharmaceuticals is while radionuclide is (physics) a radioactive nuclide.