Benzonatate (
Tessalon®) is a prescription cough medication. It is used to suppress coughing.
As with any medicine, side effects are possible with benzonatate. However, not everyone who takes the drug will experience problems. In fact, most people tolerate it quite well. If side effects do occur, in most cases, they are minor and either require no treatment or can be treated easily by you or your healthcare provider. Serious reactions are less common.
Possible side effects include but are not limited to:
- A "chilly" sensation
- Numbness of the chest
- Nausea
- Constipation.
(Click Benzonatate Side Effects to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)