In Portugal, a medicament enters to the market after a marketing authorization given by INFARMED.

A medicinal product obtains the AIM, after evaluation of its efficacy, safety and quality.

While the medicinal product is on the market may undergo changes that have to be authorized by INFARMED.

To put Homeopathic and Herbal Medicinal in the Portuguese market requires the fulfilling of a set of principles contained in the regulations (DL 176/2006 de 30/8).

There are multiple procedures to fulfil the requirements.