Medical Nutrition & Dietary Supplements
General Inquiries
If you have a general, marketing, or customer service inquiry related to our Nutrition business, please fill out the form below. A representative will return contact within 2 business days.
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Medical Information, Nutrition Product Complaints & Adverse Events
Specialty Pharmaceuticals
Medical Information
For medical information requests regarding Alfasigma Specialty Pharmaceuticals products (e.g. Lynavoy (linerixibat) tablets), please use the contact options below to obtain accurate, product-specific information.
T: 1-844-782-4278
www.alfasigmausamedinfo.com (This site is intended for healthcare professionals only.)
Adverse Events
To report an adverse event associated with an Alfasigma Specialty Pharmaceuticals product, please use the contact options below to ensure timely review and processing.
T: 1-844-782-4278
E: DrugSafetyUS@alfasigma.com
You may also report directly to the FDA at 1-800-FDA-1088 or www.fda.gov/medwatch
Product Complaints
To report LYNAVOY (linerixibat) tablets product complaints: