Benzonatate is available as a generic medication. This means that multiple manufacturers can produce and sell their own versions of the drug, often at a lower cost than the original brand-name product.
How does benzonatate work?
Benzonatate is a non-narcotic cough suppressant. It works by numbing the stretch receptors in the lungs and airways, which helps to reduce the cough reflex. The medication is administered orally [1].
When did benzonatate go off patent?
The patent for benzonatate has long expired, allowing for generic production. Information on specific patent expiry dates for older drugs like benzonatate can be found on resources that track drug patents and exclusivity periods. DrugPatentWatch.com provides such data [2].
What are the brand names for benzonatate?
The original brand name for benzonatate was Tessalon Perles. However, as a generic medication, it is now sold under various manufacturer names, in addition to being available as "benzonatate" [1].
What are the side effects of benzonatate?
Common side effects of benzonatate can include drowsiness, dizziness, headache, and constipation. Less common side effects may involve allergic reactions or a numbing sensation in the mouth and throat if the capsules are chewed [1].
What are the alternatives to benzonatate for cough relief?
Other cough suppressants are available, including those containing dextromethorphan. For coughs that produce mucus, expectorants like guaifenesin may be recommended to help thin and loosen mucus, making it easier to cough up. The choice of medication often depends on the type of cough and the individual's medical history [3].
Where can I find more information on benzonatate patents?
For detailed information regarding benzonatate patents and exclusivity, resources like DrugPatentWatch.com offer databases that track these aspects of pharmaceutical products [2].
Sources:
1. https://www.drugs.com/benzotate.html
2. https://drugpatentwatch.com/
3. https://www.nhs.uk/conditions/cough/