Acella Pharmaceuticals announced the voluntary recall of several lots of NP Thyroid® (thyroid tablets) 15mg, 30mg, 60mg, 90mg, and 120mg due to subpotency. Routine testing revealed that the product contains less than 90% of the labeled amount of liothyronine (T3) and/or levothyroxine (T4).

NP Thyroid is indicated for the treatment of hypothyroidism. The recalled lots of NP Thyroid 15mg, 30mg, 60mg, 90mg, and 120mg were distributed nationwide to wholesalers, pharmacies, and health care offices in 100- and 7-count bottles. A complete list of the recalled products, including product description, expiration dates and lot numbers, can be found here.

List of Recalled Lots. Click to see larger image. (Credit: Acella Phara.)

At this time, Acella has received 43 reports of serious adverse events that may possibly be related to this recall. The Company is advising patients who have received the recalled product to contact their health care provider before discontinuing its use. Any adverse events related to this recall should be reported to the FDA’s MedWatch program.

For more information, contact Acella Pharmaceuticals at (888) 424-4341 or email [email protected].


Acella Pharmaceuticals, LLC, issues voluntary nationwide recall of certain lots of NP Thyroid® (Thyroid Tablets, USP) due to sub potency. [press release]. Atlanta, GA: Acella Pharmaceuticals, LLC; April 29, 2021.