Make sure that you are not using the ammonia on wool or wool blended carpet.
Drying out wool carpet.
You re going to want to try to dry the pad without removing the carpet especially if the pad seems to have only gotten a little damp and the subfloor seems dry.
Check the padding and flooring beneath the carpet.
Further drying out the air also speeds up the drying process.
Especially very porous materials carpet carpet pad and insulation that s in walls prevent mold growth by drying water damage quickly the sooner you start cleaning up after water damage the sooner you can stop mold from growing under your carpet.
If you have wool blended carpet then you can substitute ammonia for a mild detergent or a chlorine bleach mixed one part to five parts warm water.
If carpet padding is soaked through your best bet is to replace it.
For exceptionally damp areas such as bathrooms or damp basements the wool carpet may not be suitable as it would rarely if ever have the opportunity to dry out and could cause problems associated with the moisture retention including mildew and mold.
Use a little white wine to saturate the stain.
There is also a neat trick that you can try with dried red wine.