Lactulose Manufacturing Sites

Fresenius Kabi manufactures lactulose in

Linz, Austria and

Vicchio, Italy.

Linz Plant -Austria 

FDA and international health authorities approved facility

The process for producing lactulose was developed in Linz laboratories and patented in 1969.

Pharmaceutical production on site enables the direct processing of lactulose in bulk form into finished products.

A high degree of automation and an environmentally friendly process developed in-house support consistently high quality and a high degree of flexibility in the production process.

Lactulose production runs 24 hours a day, seven days a week.


Capabilities and Technologies




Lactulose liquid (Chronic constipation/portal systemic encephalopathy)

Production 365 days/year, proprietary solvent-free process

Lactulose syrup in Pharm. Eur. and USP quality


Filling and packaging


Filling of lactulose in round bottles, PET from 100 ml to 1000 ml (with screw cap closure), multiple or single packaging, optionally also measuring cups

Lactulose stick packaging line

Application for single doses

Vicchio Plant -Italy 

FDA and international health authorities approved facility

The production of lactulose as an active pharmaceutical ingredient (API) in both liquid and solid form to the highest quality standards is modern and state-of-the-art.

The plant in Italy is the only one in Europe that produces lactulose crystals according to the EP specification, using a unique and patented process.

The HACCP concept has been introduced for the production of lactulose for use in food and animal feed. Lactulose crystals are highly pure and of excellent quality, which makes them a unique product.