Independent register of U.S. FDA drug recalls · updated Oct 10, 2026
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Nitrosamine impurities (NDMA/NDEA)

Trace nitrosamine impurities such as NDMA, NDEA or NMBA found above the acceptable daily limit. Nitrosamines are probable human carcinogens that can form during manufacturing or storage. This is the cause behind the large valsartan, losartan and ranitidine (Zantac) recalls.

568 FDA drug recalls with this cause, newest first.

Nitrosamine compounds such as NDMA, NDEA or NMBA are probable human carcinogens that can form during manufacturing or storage. Recalls here trace back to a nitrosamine found above the accepted limit - whether the report names the compound or simply calls it a 'carcinogenic impurity'. It is a newer category, driven by improved testing methods that can now detect impurities that were previously missed, and it is the chemistry behind the large valsartan, losartan and ranitidine (Zantac) recalls.

Class II · Moderate risk

Nebivolol Tablets

CGMP Deviations: Presence of Nitrosamine Drug Substance Related Impurity (NDSRI), N-Nitroso Nebivolol above acceptable intake (AI) limit.

Ongoing Nitrosamine impurity Aurobindo Pharma USA Inc D-0149-2025
Class II · Moderate risk

DULoxetine DR USP

CGMP Deviations: the presence of a Nitrosamine Drug Substance Related Impurity (NDSRI), N-Nitroso-Duloxetine above the interim acceptable intake limit

Terminated Nitrosamine impurity PD-Rx Pharmaceuticals, Inc. D-0163-2025
Class II · Moderate risk

Cinacalcet Tablets

CGMP deviations: Presence of Nitrosamine Drug Substance Related Impurity (NDSRI), N-Nitroso-Cinacalcet above acceptable intake limit.

Ongoing Nitrosamine impurity AvKARE NDC 42291-461-30 D-0110-2025
Class II · Moderate risk

Cinacalcet Tablets

CGMP deviations: Presence of Nitrosamine Drug Substance Related Impurity (NDSRI), N-Nitroso-Cinacalcet above acceptable intake limit.

Ongoing Nitrosamine impurity AvKARE NDC 42291-460-30 D-0109-2025
Class II · Moderate risk

Cinacalcet Tablets

CGMP deviations: Presence of Nitrosamine Drug Substance Related Impurity (NDSRI), N-Nitroso-Cinacalcet above acceptable intake limit.

Ongoing Nitrosamine impurity AvKARE NDC 42291-459-30 D-0108-2025
Class II · Moderate risk

Cinacalcet Tablets

cGMP Deviations: Presence of N-nitroso Cinacalcet impurity above FDA recommended interim limit

Ongoing Nitrosamine impurity Aurobindo Pharma USA Inc NDC 65862-833-30 D-0079-2025
Class II · Moderate risk

Cinacalcet Tablets

cGMP Deviations: Presence of N-nitroso Cinacalcet impurity above FDA recommended interim limit

Ongoing Nitrosamine impurity Aurobindo Pharma USA Inc NDC 65862-832-30 D-0078-2025
Class II · Moderate risk

Cinacalcet Tablets

cGMP Deviations: Presence of N-nitroso Cinacalcet impurity above FDA recommended interim limit

Ongoing Nitrosamine impurity Aurobindo Pharma USA Inc NDC 65862-831-30 D-0077-2025
Class II · Moderate risk

Cinacalcet Tablets

CGMP Deviations: the presence of a nitrosamine impurity, N-nitroso-cinacalcet, above the acceptable daily intake (ADI) limits.

Terminated Nitrosamine impurity Accord Healthcare, INC. D-0032-2025
Class II · Moderate risk

Cinacalcet Tablets

CGMP Deviations: the presence of a nitrosamine impurity, N-nitroso-cinacalcet, above the acceptable daily intake (ADI) limits.

Terminated Nitrosamine impurity Accord Healthcare, INC. D-0031-2025