All agents used for treatment of constipation (regardless of indication) are classified here.
The agents are mainly subdivided according to mode of action. All enemas are classified in A06AG, regardless of mode of action.
Some combination products are classified at separate levels. These are mentioned in the respective ATC group.
Otherwise combination products are classified at separate 5th levels using the corresponding 50-series.
Laxatives in combination with centrally acting antiobesity agents are classified in A08A - Antiobesity preparations, excl. diet products.

This group comprises various saline purgatives and e.g. lactulose, which is primarily considered as an osmotically acting substance.
Combinations with contact laxatives are classified in A06AB.
Mineral salts in combinations are classified in A06AD10.
Combinations of lactulose with liquid paraffin should be classified in A06AD61.
Macrogol in combination with electrolytes is classified in A06AD65.
Magnesium hydroxide is classified as an antacid in A02AA.
Magnesium in combination with albumin tannate are classified in A07XA.