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Antibiotics / Antibacterial APIs

Penicillins, cephalosporins, fluoroquinolones, aminoglycosides, and glycopeptides — including beta-lactamase inhibitor combinations — for bacterial infection management. Supplied in USP/EP/BP grade for oral and sterile injectable formulation manufacturing.

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All Antibiotics / Antibacterial APIs

38 APIs available

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CAS 39831-55-5 Product Code AB-001 WHO-GMP

Amikacin Sulphate

Aminoglycoside sulfate salt in USP/EP/BP/IP grade for sterile injectable formulation manufacturing, active against gram-negative and select gram-positive infections.

USP EP BP IP Injection
Antibiotics / Antibacterial API

Amikacin Sulphate

CAS
39831-55-5
Product Code
AB-001
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP / IP
Quality
WHO-GMP
Applications
Injection

Full description

Aminoglycoside sulfate salt in USP/EP/BP/IP grade for sterile injectable formulation manufacturing, active against gram-negative and select gram-positive infections.

CAS 61336-70-7 Product Code AB-002 WHO-GMP

Amoxycillin Trihydrate

Broad-spectrum aminopenicillin trihydrate salt in USP/EP/BP/IP grade for oral tablet, capsule, and suspension formulation manufacturing.

USP EP BP IP Oral
Antibiotics / Antibacterial API

Amoxycillin Trihydrate

CAS
61336-70-7
Product Code
AB-002
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP / IP
Quality
WHO-GMP
Applications
Oral

Full description

Broad-spectrum aminopenicillin trihydrate salt in USP/EP/BP/IP grade for oral tablet, capsule, and suspension formulation manufacturing.

CAS 61336-70-7 + 61177-45-5 Product Code AB-016 WHO-GMP

Amoxycillin with Clavulanate Potassium

Beta-lactam/beta-lactamase inhibitor combination in USP/EP/BP grade, available in 4:1, 7:1, and 8:1 ratios, for tablet and suspension formulation manufacturing.

USP EP BP Oral
Antibiotics / Antibacterial API

Amoxycillin with Clavulanate Potassium

CAS
61336-70-7 + 61177-45-5
Product Code
AB-016
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP
Quality
WHO-GMP
Applications
Oral

Full description

Beta-lactam/beta-lactamase inhibitor combination in USP/EP/BP grade, available in 4:1, 7:1, and 8:1 ratios, for tablet and suspension formulation manufacturing.

CAS 7177-48-2 Product Code AB-003 WHO-GMP

Ampicillin Trihydrate

Broad-spectrum aminopenicillin trihydrate salt in USP/EP/BP grade for oral capsule and injectable formulation manufacturing.

USP EP BP Oral Injection
Antibiotics / Antibacterial API

Ampicillin Trihydrate

CAS
7177-48-2
Product Code
AB-003
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP
Quality
WHO-GMP
Applications
Oral · Injection

Full description

Broad-spectrum aminopenicillin trihydrate salt in USP/EP/BP grade for oral capsule and injectable formulation manufacturing.

CAS 7177-48-2 + 69388-84-7 Product Code AB-004 WHO-GMP

Ampicillin with Sulbactam Sodium

Beta-lactam/beta-lactamase inhibitor combination, standard 2:1 ratio, for sterile injectable formulation manufacturing against beta-lactamase-producing organisms.

Injection
Antibiotics / Antibacterial API

Ampicillin with Sulbactam Sodium

CAS
7177-48-2 + 69388-84-7
Product Code
AB-004
Category
Antibiotics / Antibacterial
Quality
WHO-GMP
Applications
Injection

Full description

Beta-lactam/beta-lactamase inhibitor combination, standard 2:1 ratio, for sterile injectable formulation manufacturing against beta-lactamase-producing organisms.

CAS 66592-87-8 Product Code AB-005 WHO-GMP

Cefadroxil

First-generation cephalosporin monohydrate in USP/EP/BP grade for oral tablet, capsule, and suspension formulation manufacturing.

USP EP BP Oral
Antibiotics / Antibacterial API

Cefadroxil

CAS
66592-87-8
Product Code
AB-005
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP
Quality
WHO-GMP
Applications
Oral

Full description

First-generation cephalosporin monohydrate in USP/EP/BP grade for oral tablet, capsule, and suspension formulation manufacturing.

CAS 123171-59-5 (dihydrochloride) Product Code AB-006 WHO-GMP

Cefepime

Fourth-generation cephalosporin supplied as dihydrochloride monohydrate — the standard trading form — for sterile injectable formulation manufacturing against gram-negative infections.

Injection
Antibiotics / Antibacterial API

Cefepime

CAS
123171-59-5 (dihydrochloride)
Product Code
AB-006
Category
Antibiotics / Antibacterial
Quality
WHO-GMP
Applications
Injection

Full description

Fourth-generation cephalosporin supplied as dihydrochloride monohydrate — the standard trading form — for sterile injectable formulation manufacturing against gram-negative infections.

CAS 125110-14-7 (trihydrate) Product Code AB-007 WHO-GMP

Cefixime

Third-generation oral cephalosporin supplied as trihydrate salt in USP/EP/BP/JP grade for tablet and suspension formulation manufacturing.

USP EP BP JP Oral
Antibiotics / Antibacterial API

Cefixime

CAS
125110-14-7 (trihydrate)
Product Code
AB-007
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP / JP
Quality
WHO-GMP
Applications
Oral

Full description

Third-generation oral cephalosporin supplied as trihydrate salt in USP/EP/BP/JP grade for tablet and suspension formulation manufacturing.

CAS 87239-81-4 Product Code AB-008 WHO-GMP

Cefpodoxime Proxetil

Third-generation oral cephalosporin ester prodrug in USP/EP grade for tablet and suspension formulation manufacturing.

USP EP Oral
Antibiotics / Antibacterial API

Cefpodoxime Proxetil

CAS
87239-81-4
Product Code
AB-008
Category
Antibiotics / Antibacterial
Specification
USP / EP
Quality
WHO-GMP
Applications
Oral

Full description

Third-generation oral cephalosporin ester prodrug in USP/EP grade for tablet and suspension formulation manufacturing.

CAS 78439-06-2 (pentahydrate) Product Code AB-009 WHO-GMP

Ceftazidime

Third-generation cephalosporin supplied as pentahydrate — the pharmacopoeial standard form, USP/EP/BP grade — for sterile injectable formulation manufacturing against Pseudomonas infections.

USP EP BP Injection
Antibiotics / Antibacterial API

Ceftazidime

CAS
78439-06-2 (pentahydrate)
Product Code
AB-009
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP
Quality
WHO-GMP
Applications
Injection

Full description

Third-generation cephalosporin supplied as pentahydrate — the pharmacopoeial standard form, USP/EP/BP grade — for sterile injectable formulation manufacturing against Pseudomonas infections.

CAS 74578-69-1 (sodium) Product Code AB-010 WHO-GMP

Ceftriaxone

Third-generation cephalosporin supplied as sodium salt for sterile injectable formulation manufacturing against meningitis, gonorrhoea, and severe systemic infections.

Injection
Antibiotics / Antibacterial API

Ceftriaxone

CAS
74578-69-1 (sodium)
Product Code
AB-010
Category
Antibiotics / Antibacterial
Quality
WHO-GMP
Applications
Injection

Full description

Third-generation cephalosporin supplied as sodium salt for sterile injectable formulation manufacturing against meningitis, gonorrhoea, and severe systemic infections.

CAS 64544-07-6 Product Code AB-011 WHO-GMP

Cefuroxime Axetil

Second-generation oral cephalosporin ester prodrug in USP/EP/BP grade for tablet and suspension formulation manufacturing.

USP EP BP Oral
Antibiotics / Antibacterial API

Cefuroxime Axetil

CAS
64544-07-6
Product Code
AB-011
Category
Antibiotics / Antibacterial
Specification
USP / EP / BP
Quality
WHO-GMP
Applications
Oral

Full description

Second-generation oral cephalosporin ester prodrug in USP/EP/BP grade for tablet and suspension formulation manufacturing.

CAS 56238-63-2 Product Code AB-012 WHO-GMP

Cefuroxime Sodium Sterile

Second-generation cephalosporin sodium salt, sterile grade, for IV/IM injectable formulation manufacturing.

Injection
Antibiotics / Antibacterial API

Cefuroxime Sodium Sterile

CAS
56238-63-2
Product Code
AB-012
Category
Antibiotics / Antibacterial
Quality
WHO-GMP
Applications
Injection

Full description

Second-generation cephalosporin sodium salt, sterile grade, for IV/IM injectable formulation manufacturing.

CAS 23325-78-2 Product Code AB-013 WHO-GMP

Cephalexin

First-generation cephalosporin monohydrate in USP/EP grade for oral tablet, capsule, and suspension formulation manufacturing.

USP EP Oral
Antibiotics / Antibacterial API

Cephalexin

CAS
23325-78-2
Product Code
AB-013
Category
Antibiotics / Antibacterial
Specification
USP / EP
Quality
WHO-GMP
Applications
Oral

Full description

First-generation cephalosporin monohydrate in USP/EP grade for oral tablet, capsule, and suspension formulation manufacturing.

CAS 530-43-8 Product Code AB-014 WHO-GMP

Chloramphenicol Palmitate

Palmitate ester prodrug of chloramphenicol in USP grade for paediatric oral suspension formulation manufacturing; broad-spectrum use now limited due to toxicity risk.

USP Oral
Antibiotics / Antibacterial API

Chloramphenicol Palmitate

CAS
530-43-8
Product Code
AB-014
Category
Antibiotics / Antibacterial
Specification
USP
Quality
WHO-GMP
Applications
Oral

Full description

Palmitate ester prodrug of chloramphenicol in USP grade for paediatric oral suspension formulation manufacturing; broad-spectrum use now limited due to toxicity risk.

CAS 85721-33-1 Product Code AB-015 WHO-GMP

Ciprofloxacin HCl

Second-generation fluoroquinolone hydrochloride salt in USP/EP grade for oral tablet and injectable formulation manufacturing against urinary, GI, and respiratory infections.

USP EP Oral Injection
Antibiotics / Antibacterial API

Ciprofloxacin HCl

CAS
85721-33-1
Product Code
AB-015
Category
Antibiotics / Antibacterial
Specification
USP / EP
Quality
WHO-GMP
Applications
Oral · Injection

Full description

Second-generation fluoroquinolone hydrochloride salt in USP/EP grade for oral tablet and injectable formulation manufacturing against urinary, GI, and respiratory infections.

CAS 61177-45-5 Product Code AB-017 WHO-GMP

Clavulanate Potassium with Avicel

Pre-blended excipient grade (typically 1:1 with microcrystalline cellulose) used to stabilise the otherwise highly hygroscopic and flammable pure clavulanate API for downstream tableting.

Antibiotics / Antibacterial API

Clavulanate Potassium with Avicel

CAS
61177-45-5
Product Code
AB-017
Category
Antibiotics / Antibacterial
Quality
WHO-GMP

Full description

Pre-blended excipient grade (typically 1:1 with microcrystalline cellulose) used to stabilise the otherwise highly hygroscopic and flammable pure clavulanate API for downstream tableting.

CAS 61177-45-5 Product Code AB-018 WHO-GMP

Clavulanate Potassium with Syloid

Pre-blended excipient grade combining clavulanate potassium with silica-based Syloid carrier, used for handling stability ahead of combination tablet manufacturing.

Oral
Antibiotics / Antibacterial API

Clavulanate Potassium with Syloid

CAS
61177-45-5
Product Code
AB-018
Category
Antibiotics / Antibacterial
Quality
WHO-GMP
Applications
Oral

Full description

Pre-blended excipient grade combining clavulanate potassium with silica-based Syloid carrier, used for handling stability ahead of combination tablet manufacturing.

CAS 21462-39-5 / 24729-96-2 Product Code AB-019 WHO-GMP

Clindamycin HCl / Phosphate

Lincosamide antibiotic supplied as hydrochloride (oral capsule) and phosphate (injectable/topical prodrug) salts — distinct compounds, USP/EP grade.

USP EP Oral Injection Topical
Antibiotics / Antibacterial API

Clindamycin HCl / Phosphate

CAS
21462-39-5 / 24729-96-2
Product Code
AB-019
Category
Antibiotics / Antibacterial
Specification
USP / EP
Quality
WHO-GMP
Applications
Oral · Injection · Topical

Full description

Lincosamide antibiotic supplied as hydrochloride (oral capsule) and phosphate (injectable/topical prodrug) salts — distinct compounds, USP/EP grade.

CAS 7081-44-9 Product Code AB-020 WHO-GMP

Cloxacillin Sodium

Beta-lactamase-resistant penicillin sodium salt in EP/BP grade for oral capsule and injectable formulation manufacturing against Staphylococcal infections.

EP BP Oral Injection
Antibiotics / Antibacterial API

Cloxacillin Sodium

CAS
7081-44-9
Product Code
AB-020
Category
Antibiotics / Antibacterial
Specification
EP / BP
Quality
WHO-GMP
Applications
Oral · Injection

Full description

Beta-lactamase-resistant penicillin sodium salt in EP/BP grade for oral capsule and injectable formulation manufacturing against Staphylococcal infections.

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