Unfortunately, the smell from a dead animal can take weeks and sometimes months to disappear. The problem with dead animals in a wall or somewhere in your house is that the dead tissue breaks down and the decaying tissue produces liquids that can seep into the wood in your walls and floor.
The following drugs, medications, substances or toxins may possibly cause Bitter tastes as a side effect. [ See detailed list of 23 drug side effect causes of Bitter tastes 1  ]. Sinemet. 2  Sinemet CR. 3  Lodosyn.
This acid reflux can cause a sweet flavor in oneâs mouth, and this is usually accompanied by chest pain. Some viruses attack the olfactory nerve or taste nerve, which leads to a sweet taste to be perceived in the oral cavity. Pseudomonas infection, which can be fatal, causes severe sinusitis, which interferes with the taste buds of the mouth and also causes itchy noses and swimmerâs ear.