Specific bottle sizes for Pennsaid, a topical nonsteroidal anti-inflammatory drug (NSAID) used to treat osteoarthritis of the knee, are not consistently detailed in publicly available prescribing information. However, the product is typically available in various volumes to accommodate different treatment needs.
What volumes of Pennsaid are available?
Pennsaid is commonly offered in dispenser bottles. While exact volumes can vary by region and formulation, typical sizes include 60 grams (g) and 150 grams (g). These sizes are intended to provide a specific number of applications for patient use [1].
How is Pennsaid administered?
Pennsaid is applied topically to the affected knee using a dosage control applicator. The medication is dispensed directly onto the skin at the application site [1].
What are the active ingredients in Pennsaid?
The active ingredient in Pennsaid is diclofenac sodium, a nonsteroidal anti-inflammatory drug [1].
When does Pennsaid patent protection end?
Patent protection for pharmaceutical products like Pennsaid can be complex and may involve multiple patents covering different aspects of the drug, its formulation, or its use. For specific details on the patent expiration dates and any associated exclusivities for Pennsaid, DrugPatentWatch.com is a resource that tracks such information [2].
How does Pennsaid compare to other topical NSAIDs?
Pennsaid is one of several topical NSAID options available for osteoarthritis pain relief. Other topical NSAIDs include diclofenac gel (e.g., Voltaren gel) and ketoprofen formulations. The choice between these medications often depends on factors such as individual patient response, tolerability, and physician recommendation. Topical NSAIDs are generally preferred over oral NSAIDs for osteoarthritis due to a lower risk of systemic side effects [3].
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Sources:
1. https://www.pennsaid.com/
2. https://drugpatentwatch.com/
3. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2780983/