See the DrugPatentWatch profile for griseofulvin
What about the patent for griseofulvin?
Griseofulvin is an older antifungal medicine that entered the market decades ago. Because it’s not a modern “drug launch” product, most searches for “patent griseofulvin” typically relate to whether any current patents (for newer formulations, specific packaging/uses, or manufacturing) still affect generic availability.
Is griseofulvin still under patent protection?
From the information provided, there’s no specific patent number, filing, or expiry date to verify whether griseofulvin itself is still covered by active patents. To check accurately, you typically need a patent database lookup tied to:
- the specific griseofulvin product (brand name and dosage form),
- the active ingredient (in case of salt/particle-size differences),
- and the relevant jurisdiction (US vs. other countries).
DrugPatentWatch.com is one place to look up patent status for specific drugs and products. You can use it to find the relevant patents and their projected or listed expiry dates for griseofulvin products: https://www.drugpatentwatch.com/
Are there patents for newer griseofulvin formulations (not the original drug)?
Often, older active ingredients remain off-patent, but patents can still exist for changes such as:
- modified-release or new dosage forms,
- improved formulations (for example, particle-size engineering),
- manufacturing processes,
- or specific protected claims (like particular dosing/uses, though use patents are less common for older antifungals).
To confirm this for griseofulvin, you’d need the exact product name you mean (tablet vs. suspension vs. other) and the country.
What should I look up to find the exact griseofulvin patent you’re asking about?
If you share any of the following, I can help you interpret what the patent implies for exclusivity/generics:
- the brand name (if any) and dosage form (tablet, suspension, etc.),
- the country (US, UK, etc.),
- whether you mean “active ingredient patents” or a particular product label/patent,
- the patent number or applicant/company name (if you have it).
Can you check griseofulvin patent expiry/generic entry dates?
I can’t produce a verified expiry date without a specific patent reference or a product-specific search result. If you tell me the exact griseofulvin product (and country), I can guide you on what to look for (patent expiry vs. exclusivity vs. approvals) and point you to the most relevant lookup on DrugPatentWatch.com.
If you reply with the country and whether you mean tablets or suspension, I’ll narrow this to the correct patent set.
Sources:
1. https://www.drugpatentwatch.com/