About us

Antibióticos de León, SLU. is a company listed among the world leading producers of Pharmaceutical Active Ingredients.

Our experience is based on both, fermentation processes and semi-synthesis processes.

Fermentation and semi synthesis processes

Our objectives are:

  • To satisfy our customer’s needs, contributing to improve their competitive position with high-quality products, technologically advanced, and ensuring the highest level of service./li>
  • To guarantee a motivating and efficient working environment for our human resources with equal opportunities for personal development and fair recognition of individual abilities and contribution.
  • To direct our technological development towards ever more eco-friendly production which is safer for workers and increasingly efficient both in terms of costs and the use of natural resources.
  • To maximise shareholder value.
  • To contribute to the economical, technological and social development of the countries in which we operate.

The ethical principles of Antibióticos comprise a reference point which guides our behaviour.

Customer orientation

The continuous development of our management structure has led to the creation of product management and technical service functions within marketing and sales management. Promoting better customer relationships and market information is emphasized. We maintain training of our staff, with special accent on the development of management skills.

We are expanding our activities in the development of new processes and products in the booming biotechnological area.

Also, we are open to cooperation through a responsible partnership approach, based on the quality and reliability of our products and services.

Our aim is to further strengthen our relations with customers to ensure a long term sustained profitability.

We retain an important share in the global market thanks to strict quality control, investment in R&D know-how expertise, human resources as well as vertical and international integration. We are a strong key partner of the multinational pharmaceutical companies for the production of Active Pharmaceutical Ingredients.

We sell our products in more than 50 countries worldwide. All our Plants operate in compliance with the best practises of cGMP.

We offer Contract manufacturing services to multinational corporations, large pharmaceutical organizations and other companies who would like to outsource products for toll manufacturing.

Our commitments

Corporate Social Responsibility
Customer: stability and reliability
Communication , transparency and commitment