The source was apparently India.
FDA Updates and Press Announcements on Angiotensin II Receptor Blocker (ARB) Recalls
fda.gov/drugs/drug-safety-and-availability/fda-updates-and-press-announcements-angiotensin-ii-receptor-blocker-arb-recalls-valsartan-losartan
FDA Updates and Press Announcements on Angiotensin II Receptor Blocker (ARB) Recalls
fda.gov/drugs/drug-safety-and-availability/fda-updates-and-press-announcements-angiotensin-ii-receptor-blocker-arb-recalls-valsartan-losartan