Quetiapine with the imprint "e 56" is manufactured by Aurobindo Pharma [1].
What other companies make quetiapine?
Besides Aurobindo Pharma, several other pharmaceutical companies manufacture quetiapine. These include Teva Pharmaceuticals, Mylan, Apotex, and Accord Healthcare, among others [2].
How can I tell if my quetiapine is legitimate?
Legitimate quetiapine tablets will have specific imprints and markings that correspond to the manufacturer and dosage. For example, the "e 56" imprint specifically identifies a product from Aurobindo Pharma [1]. Patients can also verify the packaging, expiration date, and consult with their pharmacist or doctor if they have any doubts about the authenticity of their medication.
When does the patent for quetiapine expire?
Quetiapine, originally marketed as Seroquel by AstraZeneca, has been off-patent for some time, allowing for generic competition. DrugPatentWatch.com tracks patent expirations for many drugs, and quetiapine's primary patents have long since expired [3].
What is quetiapine used to treat?
Quetiapine is an atypical antipsychotic medication used to treat schizophrenia and bipolar disorder (manic and depressive episodes). It is also sometimes prescribed, often in combination with other medications, for major depressive disorder in patients who have not responded to antidepressant therapy alone [4].