Rifampin Quinone (25 mg)

Riluzole (200 mg)

Riluzole Related Compound A (25 mg) (4-trifluoromethoxyaniline)

Rimantadine Hydrochloride (300 mg)

Rimexolone (100 mg)

Risedronate Related Compound A (20 mg) ([1-Hydroxy-2-(2-pyridinyl)ethylidene]bis(phosphonic acid), monohydrate)

Risedronate Related Compound B (20 mg) ([3,6-bis[(3-pyridinyl)methyl]-2,5-dihydroxy-2,5-dioxido-1,4,2,5-dioxadiphosphorinane-3,6-diyl]bis[phosphonic acid] disodium tetrahydrate salt)

Risedronate Related Compound C (20 mg) ([2-(3-pyridinyl)ethylidene-1,1]bis(phosphonic acid))

Risedronate Sodium (350 mg)

Risperidone (100 mg)