The eruption of teeth irritates the oral mucosa because it exercises pressure over the tissue and a remodelling of the cellular architecture.
Parents mention, as a result of this, an increase in salivation and temporary negative effects over personality.
Anyway, the process is not likely to cause fever and soft defecation may be due to bad mastication or to a temporary change of the diet.
To sum up, the teething causes intermittent uneasiness but not severe disorder or concurrent high temperature.
There is no specific treatment for the symptoms of teething apart from letting the child bite some hard or cold food.
Local anaesthetic products are sold without a prescription but they can be ingested the alcohol present in them is not adequate.
The use of specific commercial products must not be encouraged.