Class II · Moderate risk
N-Acetyl-L-Cysteine for Injection
Lack of Assurance of Sterility
Is Cysteine recalled?
Yes — there is an active recall. 2 ongoing FDA recalls mention Cysteine (14 total). Check the affected lots below.
Most common reason: Sterility / contamination (9 of these recalls)
Recalls are matched by product description. A recall usually affects specific lots, not every package of Cysteine. “Active” means an FDA recall is still ongoing; “closed” means it was terminated or completed. Checked against openFDA on Oct 10, 2026.
Cysteine recalls in 2026
2 initiated in 2026, 14 in total — newest first
Class II · Moderate risk
Kit for the Preparation of Technetium Tc 99m Sestamibi Injection
Lack of Assurance of Sterility; Improper crimps on vials impacting the integrity of the product
Class I · High risk
ELCYS (cysteine hydrochloride injection)
Presence of Particulate Matter: Silicone
Class II · Moderate risk
N-A-C
Mislabeling of SUS (N-A-C Sustain 600 mg 100 tab) with N-A-C N-Acetyl-L-Cysteine 500 mg, 100 cap.
Class II · Moderate risk
5% Acetyl-L-Cysteine Ophthalmic Solutions
Lack of Processing Controls:
Class II · Moderate risk
10% Acetyl-L-Cysteine Ophthalmic Solutions
Lack of Processing Controls:
Class II · Moderate risk
20% Acetyl-L-Cysteine Ophthalmic Solutions
Lack of Processing Controls:
Class II · Moderate risk
Acetyl-L-Cysteine 10% P.F. Ophth Solution
Lack of Processing Controls: Insanitary conditions observed during compounding of sterile drugs during recent FDA Inspection.
Class II · Moderate risk
L-Cysteine Hydrochloride Injection
Lack of Assurance of Sterility: a recent FDA inspection at the manufacturing firm raised concerns that the product sterility may be compromised.
Class II · Moderate risk
L-Cysteine Hydrochloride Injection
Lack of Assurance of Sterility: a recent FDA inspection at the manufacturing firm raised concerns that the product sterility may be compromised.
Class II · Moderate risk
L-Cysteine 800 mg
Lack of Assurance of Sterility
Class II · Moderate risk
L-Cysteine PF
Lack of Assurance of Sterility; The firm is recalling all sterile preparations that are within expiry due to deficient practices which may have an impact on sterility assurance.
Class II · Moderate risk
L-cysteine various strengths
Lack of sterility assurance.
Class I · High risk
N-Acetyl Cysteine 20% 4 mL Vial Stock Code: 4133
Non-Sterility: One lot of N-Acetyl Cysteine vials tested positive for Herbaspirillum huttiense.
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