Antofloxacin Hydrochloride

Antofloxacin hydrochloride was approved by China Food and Drug Administration (CFDA) on Apr 15, 2009. It was developed and marketed as 优朋® by Anhui Globe in China.

Levornidazole hydrochloride is a fluoroquinolone antibacterial that mediated through the inhibition of bacterial DNA gyrase (bacterial topoisomerase II) activity. It inhibits bacterial DNA replication. It is used to treat acute exacerbation of chronic bronchitis (AECB), acute pyelonephritis (AP), acute cystitis and multiple folliculitis caused by bacteria.

优朋® is available as tablet for oral use, containing 0.1 g of free Antofloxacin. The recommended initial dose is 0.4 g orally once daily for adults and then 0.2 g once daily for 7-14 days.

General Information

Update Date:2016-03-14

Drug Name:
Antofloxacin Hydrochloride
Research Code:
Trade Name:
优朋®
MOA:
Quinolone antibiotic
Indication:
Acute cystitis; Acute exacerbation of chronic bronchitis (AECB); Acute pyelonephritis (AP)
Status:
Approved
Company:
Anhui Globe (Originator)
Sales:
ATC Code:
Approved Countries or Area

Update Date:2015-07-29

Approval Date Approval Type Trade Name Indication Dosage Form Strength Company Review Classification
2009-04-15 Marketing approval 优朋 Acute exacerbation of chronic bronchitis (AECB),Acute cystitis,Acute pyelonephritis (AP) Tablet Eq. 0.1g Antofloxacin Anhui Globe 1.1类
Chemical Structure

Update Date:2015-08-27

Molecular Weight 412.85
Formula C18H21FN4O4 • HCl
CAS No. 119354-43-7 (Antofloxacin );
873888-67-6 (Antofloxacin HCl);
Chemical Name 8-Amino-9-fluoro-3(S)-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hydrochloride
Antofloxacin (Free Acid/Base)Parameters:
MW HD HA FRB* PSA* cLogP*
376.38 3 8 3 99.3 1.448±1.369
*:Calculated by ACD/Labs software V11.02.
Related Patents

Update Date:2015-11-17

Synthesis & Impurities

Update Date:2015-09-29


1. EP0284935A1 / CN88101741A.


1. CN1181381A.

2. CN101792452A.

3. CN101812074A.

Impurity database is being updated!