The World Health Organization's ATC classification organizes medical drugs based on therapeutic properties, chemical composition, and anatomy. It helps make essential medicines readily available globally and is widely used in the pharmaceutical industry.
| Level | Code | Title | |
|---|---|---|---|
| 1 | A | Alimentary tract and metabolism | |
| 2 | A11 | Vitamins | |
| 3 | A11C | Vitamin A and D, incl. combinations of the two | |
| 4 | A11CA | Vitamin A, plain |
| Code | Title | |
|---|---|---|
| A11CA01 | Retinol (vit A) | |
| A11CA02 |
| Active Ingredient | Description | |
|---|---|---|
| beta-Carotene |
|
|
| Vitamin A |
Vitamin A plays an important role in the visual process. It is isomerised to the 11-cis isomer and subsequently bound to the opsin to form the photoreceptor for vision under subdued light. Vitamin A also participates in the formation and maintenance of the integrity of epithelial tissues and mucous membranes. |
