The global market for counterfeit medicines is around 200 billion US dollars. Every year it grows by about 20 percent - twice as fast as the legal pharmaceutical market. Counterfeits and manipulations pose potential health risks to patients. For the pharmaceutical industry, this results in major economic losses and damage to its image. Special void seals by Schreiner MediPharm can be used to protect pharmaceutical packaging. Attempts at tampering and the initial opening thus become clearly and irreversibly visible.