Questions in The Maternal and Child Health Forum are being answered by medical professionals from Henry Ford Health System , consistently ranked one of the best hospitals in America.
Toxicity again seems uncommon.
The other issue is that you are using throat losenges. The presumed action is local and hence the total dose can be keep low. No one can tell you this medication is safe. We can only tell you that no harm has been reported. This information is provided for education purposes only and is not a medical consultation.