2-(7-AMino-1,4-dihydro-5-hydroxy-1-methyl-4-oxopyrimido[4,5-c]pyridazin-3-yl)acetic acid 250mg

2-(7-AMino-1,4-dihydro-5-hydroxy-1-methyl-4-oxopyrimido[4,5-c]pyridazin-3-yl)acetic acid 250mg