Rivastigmine Related Compound D (50 mg) (3-Acetylphenyl ethyl(methyl)carbamate)

Rivastigmine Related Compound E (15 mg) ((S)-1-(3-{[Ethyl(methyl)carbamoyl]oxy}phenyl)-N,N,N-trimethylethanaminium chloride)

Rivastigmine Related Compound F (25 mg) (3-Vinylphenyl ethyl(methyl)carbamate)

Rivastigmine Tartrate (200 mg)

Rivastigmine Tartrate R-Isomer (20 mg) ((R)-3-[1-(Dimethylamino)ethyl]phenyl ethylmethylcarbamate, hydrogen tartrate)

Rizatriptan Benzoate (200 mg)

Rizatriptan Benzoate System Suitability Mixture (15 mg)

Rocuronium Bromide (250 mg) (COLD SHIPMENT REQUIRED)

Rocuronium Peak Identification Mixture (25 mg) (rocuronium bromide spiked with rocuronium related compounds A, B, C, D, E, F, G, and H)

Ropinirole Hydrochloride (200 mg)