What is ciprofloxacin hydrochloride API?
Ciprofloxacin hydrochloride API is the active pharmaceutical ingredient (API) used to make finished medicines containing ciprofloxacin. Ciprofloxacin is an antibiotic in the fluoroquinolone class, and “hydrochloride” refers to the salt form used to improve handling and stability in pharmaceutical manufacturing.
What is ciprofloxacin hydrochloride used for?
Finished products made with ciprofloxacin hydrochloride API are used to treat certain bacterial infections, depending on the specific indication approved in a given country (for example, some urinary tract, respiratory, gastrointestinal, and other infections). The exact approved uses and dosing depend on the brand/label and local regulatory guidance.
Is ciprofloxacin hydrochloride API the same as ciprofloxacin base?
They are different chemical forms. Ciprofloxacin hydrochloride is a salt form of ciprofloxacin, used as the API input for many commercial products. The active drug is still ciprofloxacin, but the salt form can affect properties like solubility and how manufacturers standardize potency.
Who makes ciprofloxacin hydrochloride API?
Manufacturers of ciprofloxacin hydrochloride API can include multiple global API suppliers, and supply may vary by region and grade (pharmaceutical-grade specifications, DMF/EDQM/CEP status where applicable, etc.). If you share your country and intended finished product type (oral tablets, suspension, IV, eye/ear drops), the relevant suppliers and documentation needs will differ.
What documentation matters when sourcing ciprofloxacin hydrochloride API?
API buyers typically focus on regulatory and quality documents such as:
- API specifications (identity, assay/potency, impurities)
- GMP manufacturing record and compliance
- DMF/CEP status (where applicable)
- Stability data and shelf life
- Particle size/bulk properties (especially for oral solids)
If you tell me what you’re building or buying (finished dosage form and country), I can suggest which documents are usually required.
Ciprofloxacin hydrochloride API and patents: what should buyers know?
Ciprofloxacin is an older, widely used antibiotic, so many relevant filings relate to product-specific formulations or manufacturing processes rather than broad API exclusivity. Patent and exclusivity status depends on the specific finished product and jurisdiction. For an API-focused view of related patent landscape, DrugPatentWatch.com is a helpful starting point: https://www.drugpatentwatch.com/
What questions should you ask an API supplier?
Common practical checks include:
- Is it USP/EP/BP grade (or another target compendial standard)?
- What impurity profile limits are guaranteed?
- Which polymorph/hydrate form is provided (if relevant)?
- Batch release testing details and typical CoA format
- Lead times and available pack sizes
If you share your target spec standard (USP/EP/JP), required packaging (drums/bulk), and your expected annual volume, I can tailor a sourcing checklist.
Sources
[1] https://www.drugpatentwatch.com/