Azathioprine (200 mg)

Azathioprine Related Compound A (15 mg) (1-methyl-4-nitro-1H-imidazol-5-amine)

Azathioprine Related Compound G (15 mg) (6-[(1-methyl-4-nitro-1H-imidazol-5-yl)thio]-9H-purin-2-amine)

Azelastine Hydrochloride (300 mg)

Azelastine Related Compound B (20 mg) (N'-(1-methylazepan-4-yl)benzohydrazide hydrochloride)

Azelastine Related Compound D (20 mg) (4-(4-chlorobenzyl)phthalazin-1(2H)-one)

Azelastine Related Compound E (20 mg) (3-(4-chlorobenzylidene)isobenzofuran-1(3H)-one)

Azelastine Related Compound F (20 mg) (4-[4-(4-Chlorobenzyl)-1-oxophthalazin-2(1H)-yl]-1-methylazepane 1-oxide)

Azithromycin (200 mg)

Azithromycin Identification Mixture (75 mg)