Sulfalene

Sulfalene

Clinical data
Trade names	Eadazine, Kelfizina, Kelfizine W, Longum
Synonyms	Sulfametopyrazine
AHFS/Drugs.com	International Drug Names
Routes of administration	Oral[1]
ATC code	J01ED02 (WHO) QJ01EQ19 (WHO)
Pharmacokinetic data
Protein binding	60 to 80%[1]
Biological half-life	60 to 65 hours[1]
Excretion	Urinary[1]
Identifiers
IUPAC name 4-Amino-N-(3-methoxypyrazinyl)benzenesulfonamide
CAS Number	152-47-6 Y
PubChem CID	9047
DrugBank	DB00664 Y
ChemSpider	8695 Y
UNII	T6BL4ZC15G
KEGG	D01216 Y
ECHA InfoCard	100.005.278
Chemical and physical data
Formula	C11H12N4O3S
Molar mass	280.304 g/mol
3D model (JSmol)	Interactive image
SMILES O=S(=O)(Nc1nccnc1OC)c2ccc(N)cc2
InChI InChI=1S/C11H12N4O3S/c1-18-11-10(13-6-7-14-11)15-19(16,17)9-4-2-8(12)3-5-9/h2-7H,12H2,1H3,(H,13,15) Y Key:KXRZBTAEDBELFD-UHFFFAOYSA-N Y
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Sulfalene (INN, USAN) or sulfametopyrazine (BAN) is a long-acting sulfonamide antibacterial used for the treatment of chronic bronchitis, urinary tract infections and malaria.^[2][3] As of 2014 there were only two countries in which it is currently still marketed: Thailand and Ireland.^[3]

It was discovered by researchers at Farmitalia and first published in 1960 and was marketed as Kelfizina.^[4][5]

See also

• Sulfadoxine

References

1. 1 2 3 4 "Sulfalene". MIMS Drug Information System. Retrieved 26 August 2011. 
2. ↑ DrugBank DB00664
3. 1 2 Brayfield, A, ed. (9 May 2013). "Sulfametopyrazine". Martindale: The Complete Drug Reference. Pharmaceutical Press. Retrieved 28 March 2014. 
4. ↑ Baruffa G. Clinical trials in Plasmodium falciparum malaria with a long-acting sulphonamide. Trans R Soc Trop Med Hyg. 1966;60(2):222-4. PMID 5332105
5. ↑ Per prior citation, the first publication: Camerino B, Palamidessi G (1960) Derivati della parazina II. Sulfonamdopir (in Italian). Gazz Chim Ital 90:1802–1815