This platform is currently totally free and created by doctors. 🩺
Menu
HomeDrug IndexClinical Monograph

Ceftriaxone Uses, Dosage, Side Effects & Price | DrugsAtlas

Authoritative Clinical Reference

Navigation

Therapeutic Class
Antibacterial
Subclass
Third-Generation Cephalosporin
Speciality
Infectious Disease
Schedule (India)
Schedule H
Routes
Intravenous (IV), Intramuscular (IM)
Formulations
Form Strengths
Powder for Injection (IV/IM) 250 mg; 500 mg; 1 g; 2 g per vial
Fixed-Dose Combinations Ceftriaxone + Sulbactam (1 g + 500 mg; 1.5 g combination); Ceftriaxone + Tazobactam (1 g + 125 mg)
Reconstitution Notes:
  • IV: Reconstitute with Sterile Water for Injection or compatible IV fluid
  • IM: Reconstitute with 1% Lidocaine (without adrenaline) to reduce injection pain — Lidocaine-containing solution must NOT be used for IV administration

Adult indications

INDICATIONS + DOSING — FOR CLINICIAN USE ONLY

Primary Indications (Approved / Standard in India)


1. Community-Acquired Pneumonia (CAP)
Adults:
Parameter Recommendation
Starting dose 1 g IV/IM once daily
Titration Increase to 2 g once daily for severe pneumonia
Usual maintenance dose 1–2 g once daily
Maximum dose 4 g/day (given as 2 g every 12 hours if >2 g/day required)
Duration 5–7 days; extend to 10–14 days for severe or complicated cases
Clinical Note: For severe CAP requiring ICU admission, consider combination with macrolide (azithromycin) or fluoroquinolone for atypical coverage.

2. Bacterial Meningitis
Adults:
Parameter Recommendation
Starting dose 2 g IV every 12 hours
Titration Not applicable
Usual maintenance dose 2 g IV every 12 hours (4 g/day total)
Maximum dose 4 g/day
Duration 7 days (meningococcal); 10–14 days (pneumococcal); 21 days (Listeria — add ampicillin)
Clinical Note: Higher doses and shorter dosing intervals essential for adequate CSF penetration. Add dexamethasone before or with first antibiotic dose for suspected bacterial meningitis.

3. Enteric Fever (Typhoid/Paratyphoid)
Adults:
Parameter Recommendation
Starting dose 2 g IV/IM once daily
Titration Not applicable
Usual maintenance dose 2 g once daily
Maximum dose 2 g/day (some protocols allow up to 4 g/day in severe cases)
Duration 10–14 days; minimum until afebrile for 5 days
Clinical Note: Preferred parenteral agent for multi-drug resistant (MDR) and fluoroquinolone-resistant typhoid, which is increasingly common in India. Blood culture before initiation recommended where feasible.

4. Uncomplicated Gonorrhoea (Urethritis/Cervicitis)
Adults:
Parameter Recommendation
Starting dose 250 mg IM as single dose (Indian practice) OR 500 mg IM single dose (per updated guidelines)
Titration Not applicable
Usual maintenance dose Not applicable (single-dose therapy)
Maximum dose 500 mg single dose
Duration Single dose
Clinical Note: Always co-treat with azithromycin 1 g orally single dose (dual therapy) to cover potential chlamydial co-infection and reduce gonococcal resistance emergence. Higher dose (500 mg) increasingly recommended due to rising MICs.

5. Intra-Abdominal Infections (Including Peritonitis, Cholangitis)
Adults:
Parameter Recommendation
Starting dose 1–2 g IV once daily
Titration Not applicable
Usual maintenance dose 2 g once daily
Maximum dose 4 g/day (in severe infections)
Duration 5–14 days depending on source control and clinical response
Clinical Note: Add metronidazole for anaerobic coverage in mixed intra-abdominal infections.

6. Skin and Soft Tissue Infections (Complicated)
Adults:
Parameter Recommendation
Starting dose 1 g IV/IM once daily
Titration Increase to 2 g once daily for severe infections
Usual maintenance dose 1–2 g once daily
Maximum dose 4 g/day
Duration 7–14 days

7. Bone and Joint Infections (Osteomyelitis, Septic Arthritis)
Adults:
Parameter Recommendation
Starting dose 2 g IV once daily
Titration Not applicable
Usual maintenance dose 2 g once daily
Maximum dose 4 g/day (divided doses if >2 g)
Duration 4–6 weeks (osteomyelitis); 3–4 weeks (septic arthritis)
Clinical Note: Requires culture-guided therapy. Often used as empirical agent pending sensitivity results. Orthopaedic/infectious disease specialist input recommended for prolonged courses.

8. Urinary Tract Infections (Complicated/Pyelonephritis)
Adults:
Parameter Recommendation
Starting dose 1 g IV/IM once daily
Titration Increase to 2 g once daily for severe pyelonephritis or urosepsis
Usual maintenance dose 1–2 g once daily
Maximum dose 4 g/day
Duration 10–14 days; step-down to oral therapy when clinically stable

9. Surgical Prophylaxis
Adults:
Parameter Recommendation
Starting dose 1 g IV, 30–60 minutes before surgical incision
Titration Not applicable
Usual maintenance dose Not applicable (single pre-operative dose)
Maximum dose 2 g for high-risk or colorectal surgery
Duration Single dose; redose if surgery prolonged (>4 hours) or significant blood loss
Clinical Note: Appropriate for clean-contaminated procedures. Not routinely recommended for clean procedures unless prosthetic material involved.

10. Sepsis / Septicaemia (Empirical Therapy)
Adults:
Parameter Recommendation
Starting dose 2 g IV once daily (or 1 g every 12 hours)
Titration Not applicable
Usual maintenance dose 2 g once daily
Maximum dose 4 g/day
Duration As per culture-sensitivity and source; typically 7–14 days
Clinical Note: Empirical choice for community-acquired sepsis. Not effective against MRSA, Pseudomonas, or ESBL-producers — escalate if these are suspected.

Secondary Indications — Adults (Off-label, if any)

Indication Dose Duration Notes
Spontaneous Bacterial Peritonitis (SBP) 2 g IV once daily 5 days OFF-LABEL. Standard practice in Indian hepatology centres (AIIMS, PGI protocols). Culture ascitic fluid before starting. Step-down to oral fluoroquinolone if sensitive
Lyme Disease (Early disseminated/Late — Neuroborreliosis) 2 g IV once daily 14–28 days OFF-LABEL. Rare in India; relevant for travellers returning from endemic areas
Infective Endocarditis (Native valve — Streptococcal) 2 g IV once daily 4 weeks (with or without gentamicin) OFF-LABEL. Specialist use only. Based on AHA/ESC guidelines adapted in tertiary centres
Paediatric indications

PAEDIATRIC DOSING (Specialist Only)

Primary Indications (Approved / Standard in India)


1. Bacterial Meningitis
Neonates (≤28 days):
Parameter Recommendation
Starting dose 50 mg/kg IV once daily
Titration Not applicable
Usual maintenance dose 50 mg/kg once daily
Maximum dose 50 mg/kg/day (do not exceed 2 g/day)
Duration 14–21 days depending on organism
Infants and Children (>28 days to 12 years):
Parameter Recommendation
Starting dose 50 mg/kg IV
Titration Not applicable
Usual maintenance dose 80–100 mg/kg/day divided every 12 hours
Maximum dose 4 g/day
Duration 7–14 days depending on pathogen

2. Community-Acquired Pneumonia (Severe/Hospitalised)
Infants and Children:
Parameter Recommendation
Starting dose 50 mg/kg IV/IM once daily
Titration Not applicable
Usual maintenance dose 50–75 mg/kg once daily
Maximum dose 2 g/day
Duration 5–10 days

3. Enteric Fever (Typhoid)
Infants and Children:
Parameter Recommendation
Starting dose 50 mg/kg IV/IM once daily
Titration Not applicable
Usual maintenance dose 75 mg/kg once daily
Maximum dose 2 g/day
Duration 10–14 days; minimum until afebrile for 5 days
Clinical Note: Preferred parenteral agent for MDR typhoid in children.

4. Sepsis / Severe Bacterial Infections
Neonates:
Age Dose Frequency Maximum
0–7 days 50 mg/kg Once daily 50 mg/kg/day
8–28 days 50–75 mg/kg Once daily 75 mg/kg/day
Infants and Children:
Parameter Recommendation
Starting dose 50 mg/kg IV
Usual maintenance dose 50–80 mg/kg/day in 1–2 divided doses
Maximum dose 4 g/day

5. Uncomplicated Gonorrhoea (Adolescents ≥45 kg)
Parameter Recommendation
Dose 250–500 mg IM single dose
Duration Single dose
Clinical Note: Co-treat with azithromycin. NACO STI guidelines applicable.

6. Surgical Prophylaxis (Paediatric)
Parameter Recommendation
Dose 50 mg/kg IV (max 1 g) 30–60 minutes before incision
Duration Single dose

Secondary Indications — Paediatrics (Off-label, if any)

Indication Dose Duration Notes
SBP in Paediatric Liver Disease 50–75 mg/kg IV once daily (max 2 g) 5–7 days OFF-LABEL. Specialist hepatologist only. Monitor for biliary sludging

Age Restrictions and Special Neonatal Precautions

Population Recommendation
Preterm neonates (<41 weeks postmenstrual age) Use with extreme caution; risk of bilirubin displacement and kernicterus
Hyperbilirubinaemic neonates AVOID ceftriaxone; use alternative cephalosporin (cefotaxime preferred)
Neonates receiving calcium-containing IV fluids CONTRAINDICATED due to fatal ceftriaxone-calcium precipitation
Term neonates (>41 weeks) without hyperbilirubinaemia May use with caution; avoid concurrent calcium infusions
Safety Monitoring in Paediatrics:
  • Bilirubin levels in neonates at risk
  • Ultrasound if prolonged therapy (>14 days) — assess for biliary sludging/pseudolithiasis
  • Renal and hepatic function in prolonged courses
  • Signs of superinfection (oral thrush, diarrhoea)
Renal Adjustments
eGFR (mL/min) Recommendation
>10 No dose adjustment required
≤10 (without hepatic impairment) No dose adjustment required; monitor closely
≤10 (with concurrent hepatic impairment) Maximum 2 g/day
Haemodialysis Not significantly removed; no supplemental dose required post-dialysis
Peritoneal dialysis No supplemental dose required
CRRT Standard dosing; monitor clinical response
Clinical Note: Ceftriaxone has dual elimination (hepatic and renal). Dose reduction only needed when both routes are severely impaired.
Hepatic adjustment
Contraindications
  • Known hypersensitivity to ceftriaxone or any cephalosporin antibiotic
  • History of severe (anaphylactic) hypersensitivity reaction to any beta-lactam antibiotic
  • Hyperbilirubinaemic neonates, especially preterm infants (<41 weeks postmenstrual age)
  • Neonates requiring (or expected to require) calcium-containing IV infusions including parenteral nutrition
  • Full-term neonates (<28 days) if concomitant IV calcium administration is anticipated
  • Reconstitution with calcium-containing diluents (e.g., Ringer's lactate, Hartmann's solution)

Cautions

  • History of non-severe penicillin allergy — cross-reactivity risk approximately 1–2% (higher with aminopenicillins); observe for allergic reactions
  • Prolonged therapy (>14 days) — risk of biliary sludging/gallbladder pseudolithiasis (especially in children, fasting patients, those on TPN)
  • Dehydration or restricted fluid intake — increased risk of biliary precipitation
  • History of gastrointestinal disease, particularly colitis — risk of Clostridioides difficile-associated diarrhoea
  • Concurrent aminoglycoside use — additive nephrotoxicity; administer separately and monitor renal function
  • Premature neonates — use cefotaxime preferentially to avoid bilirubin displacement risk
  • IM administration — painful injection; use lidocaine 1% for reconstitution (never for IV use)
Pregnancy
Parameter Recommendation
Overall safety Generally considered safe; widely used in pregnancy
Risk category Category B (US legacy); no formal India classification; extensive clinical experience supports safety
Preferred alternatives Ceftriaxone is often preferred parenteral cephalosporin in pregnancy for serious infections
When to use For serious infections (typhoid, pneumonia, pyelonephritis, sepsis) when parenteral therapy required
Monitoring Hypersensitivity reactions; CBC and LFTs if prolonged use; standard foetal monitoring
Lactation
Parameter Recommendation
Compatibility Compatible with breastfeeding
Drug levels in milk Low (approximately 3–4% of maternal dose); clinically insignificant
Preferred alternatives None required; ceftriaxone acceptable during breastfeeding
Infant monitoring Observe for loose stools, oral thrush, or rash (rare)
Elderly
Parameter Recommendation
Starting dose Standard adult dosing; no age-related reduction required
Titration Not applicable
Specific considerations Assess renal function (serum creatinine may underestimate impairment); ensure adequate hydration to reduce biliary precipitation risk
Additional risks Higher risk of Clostridioides difficile infection; increased susceptibility to biliary complications if malnourished or prolonged fasting
Monitoring Renal function; hepatic function in prolonged therapy; signs of superinfection
Major drug interactions
Drug Interaction Recommendation
Calcium-containing IV solutions (Ringer's lactate, Hartmann's, calcium gluconate, TPN with calcium) Risk of ceftriaxone-calcium precipitate formation — can be fatal in neonates; lung/kidney precipitation reported CONTRAINDICATED in neonates. In adults/children, administer through separate lines; flush between infusions; do not mix in same bag/syringe
Warfarin/Acenocoumarol Enhanced anticoagulant effect; mechanism includes vitamin K antagonism via gut flora disruption and possible direct effect Monitor INR closely during and for several days after ceftriaxone course; adjust anticoagulant dose as needed
Aminoglycosides (Amikacin, Gentamicin) Additive nephrotoxicity; also physical incompatibility if mixed Administer separately via different lines/sites; monitor serum creatinine and aminoglycoside levels
Moderate drug interactions
Drug Interaction Recommendation
Loop diuretics (Furosemide) Theoretical increased nephrotoxicity risk Generally safe; monitor renal function, especially in dehydrated patients
Probenecid Decreases renal tubular secretion of ceftriaxone; increases plasma levels Usually not clinically significant due to hepatic elimination; no dose adjustment typically needed
Oral contraceptives Theoretical reduction in efficacy via gut flora alteration Advise additional barrier contraception during antibiotic course and for 7 days after (precautionary)
Chloramphenicol Potential antagonism (bacteriostatic vs bactericidal) Avoid combination where possible; if used, monitor clinical response closely
Common Adverse effects
  • Injection site pain and induration (IM route)
  • Phlebitis/thrombophlebitis (IV route)
  • Diarrhoea
  • Nausea and vomiting
  • Skin rash (maculopapular)
  • Transient elevation of liver enzymes (AST, ALT)
  • Eosinophilia
  • Biliary sludging/pseudolithiasis (especially with prolonged use, higher doses, or fasting)
  • Positive direct Coombs test (usually without haemolysis)
Serious Adverse effects
Adverse Effect Clinical Notes
Anaphylaxis Rare but potentially fatal; discontinue immediately; manage with adrenaline and supportive care
Stevens-Johnson Syndrome / Toxic Epidermal Necrolysis Very rare; discontinue immediately; requires hospitalisation
Immune haemolytic anaemia Rare; can be severe; discontinue ceftriaxone permanently
Clostridioides difficile-associated diarrhoea (CDAD) May occur during or after therapy; discontinue ceftriaxone if confirmed; treat with oral vancomycin or metronidazole
Biliary obstruction (from pseudolithiasis) Usually reversible upon drug discontinuation; ultrasound for diagnosis
Ceftriaxone-calcium precipitation (neonates) Fatal cardiopulmonary reactions reported; strictly avoid concurrent calcium infusions in neonates
Seizures Rare; reported with very high doses or in renal impairment
Interstitial nephritis Rare; presents with fever, rash, eosinophilia, rising creatinine
Agranulocytosis / Neutropenia Rare; monitor CBC in prolonged therapy
Monitoring requirements
Phase Parameters
Baseline Serum creatinine, LFTs, CBC, allergy history (especially to penicillins/cephalosporins); bilirubin in neonates
During treatment Clinical response; signs of hypersensitivity; GI tolerance; injection site (for phlebitis/pain)
Prolonged therapy (>7 days) LFTs weekly; CBC; renal function; ultrasound abdomen if >14 days (especially in children) to assess for biliary sludging
If on anticoagulants INR monitoring during and after ceftriaxone course
Neonates Bilirubin levels; avoid concurrent calcium; monitor for precipitation-related complications
Brands in India
Brand Name Manufacturer
Monocef Aristo
Ceftriaxone (Generic) Multiple manufacturers
Taxim Alkem
Oframax Unidentified
Xone Alkem
Cefaxone Lupin
LupiCef Lupin
Ceftriax Cadila
Monotax Zydus
Fixed-Dose Combinations:
  • Monocef-SB, Magnex (Ceftriaxone + Sulbactam)
  • Intacef Tazo (Ceftriaxone + Tazobactam)
Price range (INR)
Formulation Approximate Price
250 mg vial ₹15–₹40
500 mg vial ₹25–₹60
1 g vial ₹30–₹80
2 g vial ₹70–₹150
Ceftriaxone + Sulbactam 1.5 g ₹80–₹180
Regulatory Note: Listed under NLEM 2022. Prices regulated by NPPA for scheduled strengths. Available through government supply (NRHM, hospital pharmacies) at significantly lower rates.
Clinical pearls
  1. Once-daily dosing advantage: Long half-life (6–8 hours) allows once-daily administration for most indications except meningitis, simplifying inpatient and outpatient parenteral therapy.
  2. Calcium contraindication in neonates is absolute: Fatal cardiopulmonary precipitation reported. If ceftriaxone essential, ensure 48-hour gap from any calcium-containing infusion. Cefotaxime is safer alternative in neonates.
  3. IM injection technique: Reconstitute with 1% lidocaine (without adrenaline) for IM use to reduce pain. Never use lidocaine-containing solution for IV administration.
  4. Biliary sludging is reversible: If gallbladder pseudolithiasis occurs (more common with >14 days therapy or fasting patients), it typically resolves spontaneously after stopping ceftriaxone.
  5. Empirical typhoid therapy: Ceftriaxone is preferred parenteral agent in India given high fluoroquinolone resistance. Continue for 10–14 days for optimal cure rates.
  6. Not effective against: MRSA, Pseudomonas aeruginosa, Enterococcus species, ESBL-producing Enterobacteriaceae, Acinetobacter. Escalate therapy if these organisms suspected.
Version
RxIndia v1.0 — 20 Apr 2025
Reference
    • CDSCO Drug Database and Product Inserts
    • Indian Pharmacopoeia 2022
    • National List of Essential Medicines (NLEM) 2022
    • API Textbook of Medicine (11th Edition)
    • AIIMS Antibiotic Guidelines and Treatment Protocols
    • IAP Antimicrobial Guidelines for Paediatric Practice
    • ICMR Guidelines for Antimicrobial Use
    • NACO STI/RTI Treatment Guidelines
    • ILBS/PGI Hepatology Protocols (for SBP)
    • WHO Essential Medicines List (supportive reference)
    • Goodman & Gilman's The Pharmacological Basis of Therapeutics

āš–ļø

Clinical Responsibility

This platform is designed strictly for healthcare professionals. Data provided is synthesized from authoritative pharmacological sources and clinical registries. Do not use for consumer medical decisions. Always verify critical dosing and contraindications with official institutional protocols and peer-reviewed journals.

Content Feedback

Is this information helpful?

Help us improve our clinical database for the medical community.

All feedback is reviewed by our clinical editorial team.