Mellistin

Mellistin

colistimethate sodium

Manufacturer:

Siam Bheasach

Distributor:

Siam Pharmaceutical
Concise Prescribing Info
Contents
Colistimethate Na (equiv to colistin)
Indications/Uses
Acute or chronic infections caused by certain susceptible gm -ve bacilli eg, Acinetobacter baumannii, Pseudomonas aeruginosa, E. coli, Klebsiella pneumoniae, Enterobacter aerogenes, Citrobacter sp., H. influenzae, Salmonella sp., Shigella sp., Proteus sp., Providencia sp., Serratia sp., & some Bordetella sp., Vibrio sp. Pseudomonas aeruginosa in resp tract infections among patients w/ cystic fibrosis given by oral inhalation via nebulization.
Dosage/Direction for Use
IM/IV Adult & childn w/ normal renal function 2.5-5 mg/kg daily in 2-4 divided doses. Max: 5 mg/kg daily. Oral inhalation Pseudomonas aeruginosa resp tract infection Adult & ped w/ cystic fibrosis 33.33-66.66 mg bid or tid. Normal renal function (serum creatinine 0.7-1.2 mg/dL & urea clearance 80-100% of normal) 100-150 mg bid-qid. Total daily dose: 300 mg. Approx daily dose: 5 mg/kg. Mild renal function (serum creatinine 1.3-1.5 mg/dL & urea clearance 40-70% of normal) 75-115 mg bid. Total daily dose: 150-230 mg. Approx daily dose: 2.5-3.8 mg/kg. Moderate renal function (serum creatinine 1.6-2.5 mg/dL & urea clearance 25-40% of normal) 66-150 mg once daily or bid. Total daily dose: 133-150 mg. Approx daily dose: 2.5 mg/kg. Severe renal function (serum creatinine 2.6-4 mg/dL & urea clearance 10-25% of normal) 100-150 mg every 36 hr. Total daily dose: 100 mg. Approx daily dose: 1.5 mg/kg.
Contraindications
Hypersensitivity to colistin or polymyxins.
Special Precautions
Discontinue treatment if nephrotoxicity, manifested as decreased urine output, increased serum conc of BUN & creatinine, proteinuria, hematuria & casts in urine occurs. Closely monitor patients if transient nervous system effect, including circumoral or peripheral paresthesia or numbness, tingling or formication of extremities or tongue, dizziness, vertigo, giddiness, ataxia, blurred vision & slurred speech appear. Clostridium difficile-associated diarrhea (CDAD). Manage moderate to severe colitis w/ fluid, electrolyte, protein supplementation & appropriate anti-infective therapy. Premed w/ bronchodilators to reduce development of bronchoconstriction in patients given by oral inhalation via nebulization. Avoid concurrent or sequential use w/ drugs having similar nephrotoxic effects & w/ neuromuscular blocking agents. Pregnancy. Temporarily discontinue during lactation.
Adverse Reactions
Nephrotoxicity, manifested as decreased urine output, increased serum conc of BUN & creatinine, proteinuria, hematuria, & casts in urine; circumoral or peripheral paresthesia or numbness, tingling or formication of extremities or tongue, dizziness, vertigo, giddiness, ataxia, blurred vision & slurred speech; resp arrest & distress, apnea, bronchoconstriction; generalized pruritus or urticaria, rash, drug fever, dysphonia & inj site pain.
Drug Interactions
Additive nephrotoxic effects w/ aminoglycosides, amphotericin B, capreomycin, cephalothin, methoxyflurane, polymyxin B sulfate, vancomycin. Potentiated neuromuscular blockade w/ neuromuscular blockers (eg, tubocurarine, succinylcholine, ether, decamethonium, gallamine) & Na citrate.
MIMS Class
Other Antibiotics
ATC Classification
J01XB01 - colistin ; Belongs to the class of polymyxins. Used in the systemic treatment of infections.
Presentation/Packing
Form
Mellistin powd for inj 150 mg
Packing/Price
1's
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