Chlorhexidine
/api/v1/drug/chlorhexidineMechanism of action
Sourced from openFDAMechanism-of-action class: Physiochemical Activity.
Indications
Sourced from openFDA- Use healthcare personnel handwash: helps reduce bacteria that potentially can cause disease
Dosage & administration
Sourced from openFDADirections use with care in premature infants and infants under 2 months of age. These products may cause irritation or chemical burns. Healthcare personnel handwash: wet hands with water dispense about 5 mL of product into cupped hands and wash in a vigorous manner for 30 seconds rinse and dry thoroughly
Warnings & precautions
Sourced from openFDAFor external use only Allergy alert: This product may cause a severe allergic reaction. Symptoms may include: wheezing/difficulty breathing shock facial swelling hives rash If an allergic reaction occurs, stop use and seek medical help right away. Do not use if you are allergic to chlorhexidine gluconate or any other ingredient in this product When using this product keep out of eyes, ears, and mouth. May cause serious and permanent eye injury if permitted to enter and remain in the eye or may cause deafness when instilled in the middle ear through perforated eardrums. if solution should contact these areas, rinse out promptly and thoroughly with water do not use routinely if you have wounds which involve more than the superficial layers of the skin Stop use and ask a doctor if irritation, sensitization, or allergic reaction occurs. These may be signs of a serious condition. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.
Approval history
Sourced from openFDA- Sep 17, 1976NDANDA017768Molnlycke Hlth
- Dec 24, 1984NDANDA019125Xttrium
- Dec 24, 1984NDANDA019127Xttrium
- Dec 17, 1985NDANDA019422Xttrium
- Jul 22, 1986NDANDA019258Ecolab
- Aug 13, 1986NDANDA019028Solventum
- Sep 11, 1997NDANDA020111Bajaj
- Jul 14, 2000NDANDA020832Becton Dickinson Co
FAERS reports
- 1Fatigue2,08322%
- 2Rash1,94821%
- 3Pain1,93221%
- 4Joint Swelling1,89020%
- 5Hypersensitivity1,77619%
- 6Impaired Healing1,74919%
- 7Folliculitis1,73719%
- 8Weight Increased1,72219%
- 9Arthralgia1,71819%
- 10Stomatitis1,69018%
- 11Dyspnoea1,68118%
- 12Peripheral Swelling1,67418%
- 13Lower Respiratory Tract Infection1,66518%
- 14Confusional State1,62318%
- 15Blister1,61617%
Literature
Recent PubMed references pinned to Chlorhexidine as a MeSH major topic. Citations link to pubmed.ncbi.nlm.nih.gov.
- Evaluation of Fracture Resistance of Tooth Fragment Reattached with Cavity Disinfectants in Primary and Permanent Teeth: An In Vitro Study.The journal of contemporary dental practice · 2026 · Bhosale KP, Chamarthi VR, Kalaivanan D, et al.PMID 42281318DOI 10.5005/jp-journals-10024-4027
- Evaluation of Adhesion and Co-culture Efficacy Assays of Antifungals and Chlorhexidine Against Acanthamoeba and Candida Species Associated with Severe Infectious Keratitis.Current microbiology · 2026 · Matiola DC, da Rosa Monte Machado G, Israel GE, et al.PMID 42240844DOI 10.1007/s00284-026-04970-7
- Systemic toxicity assessment of tissue conditioners modified with nystatin and chlorhexidine in a rat model of denture stomatitis.Journal of applied oral science : revista FOB · 2026 · Moraes GS, Albach T, Sugio CYC, et al.PMID 42207095DOI 10.1590/1678-7765-2025-0811
- A Case Report and Literature Review: Chlorhexidine-induced anaphylaxis in a hemodialysis patient.Giornale italiano di nefrologia : organo ufficiale della Societa italiana di nefrologia · 2026 · Rajasekar R, Shamini AK, Tanuj ML, et al.PMID 42143754DOI 10.69097/43-02-2026-11
- Revisiting the ocular use of chlorhexidine: an agent to remember in multidrug-resistant bacterial and fungal keratitis.International ophthalmology · 2026 · Arici M, Ciftci MD, Barut Selver O, et al.PMID 42142178DOI 10.1007/s10792-026-04097-5
- Recurrent allergic reactions to unrecognized chlorhexidine exposure leading to pulseless electrical activity: a case report.Nagoya journal of medical science · 2026 · Kawaguchi A, Amano Y, Ando T, et al.PMID 42131263DOI 10.18999/nagjms.88.1.149
- Chlorhexidine-Alcohol Versus Povidone-Iodine for Surgical Site Infection Prevention in Abdominal Surgery in Low- and Middle-Income Countries: A Systematic Review and Meta-Analysis.World journal of surgery · 2026 · Turyagumanawe J, Mukiibi E, Kakooza J, et al.PMID 42115142DOI 10.1002/wjs.70409
- Preliminary in-vitro antibacterial evaluation of a novel formula of calcium phosphate nanoparticle-chlorhexidine intracanal medicament using confocal laser scanning microscopy.BMC oral health · 2026 · Eldin Omran MS, Fahmy SH, Nawar NN, et al.PMID 42098696DOI 10.1186/s12903-026-08428-x
Clinical trials
The 10 most recently updated of 1,256 ClinicalTrials.gov registrations naming Chlorhexidine as an intervention. Registration is not evidence of efficacy or safety — reference crosswalk only.
- Feasibility Study Comparing One vs Two Probes for Thermal Ablation Among Cervical Cancer Screen Positive Women Living With HIV in C1001P-CS7 ZimbabweNot yet recruiting · Interventional · 300 enrolled · Fred Hutchinson Cancer CenterNCT07645352updated 2026-06-12
- Feasibility Study Comparing One vs Two Probes for Thermal Ablation Among Cervical Cancer Screen Positive WLWH in C1001P-CS9 South AfricaNot yet recruiting · Interventional · 200 enrolled · Fred Hutchinson Cancer CenterNCT07645378updated 2026-06-12
- Staph Intervention for Effective Local DefenseCompleted · Phase 4 · Interventional · 78 enrolled · Johns Hopkins Bloomberg School of Public HealthNCT06210594updated 2026-06-12
- EXCEL-Punjabi: A Culturally Tailored Exercise Oncology Pilot Feasibility InterventionCompleted · Interventional · 12 enrolled · University of CalgaryNCT07643389updated 2026-06-11
- Assessing the Efficacy of Photodynamic Therapy for Preventing Surgical Site InfectionsRecruiting · Interventional · 80 enrolled · Guy's and St Thomas' NHS Foundation TrustNCT06731881updated 2026-06-11
- Dry Needling or Percutaneous Electrolysis for Managing Myofascial Trigger Points?Not yet recruiting · Interventional · 40 enrolled · Universidad Complutense de MadridNCT07637760updated 2026-06-10
- Natural Enzyme Mouthwash After Third Molar SurgeryCompleted · Interventional · 58 enrolled · MBD MARKETING SDN. BHD.NCT07627945updated 2026-06-09
- Wound Irrigation With Saline Versus Hypodilute-chlorhexidine After Cesarean Section (WISHES Study)Recruiting · Interventional · 400 enrolled · Loma Linda UniversityNCT06339203updated 2026-06-08
- Enhanced Dermatological Care to Reduce Rash and Paronychia in Epidermal Growth Factor Receptor (EGRF)-Mutated Non-Small Cell Lung Cancer (NSCLC) Treated First-line With Amivantamab Plus LazertinibActive not recruiting · Phase 2 · Interventional · 305 enrolled · Janssen Research & Development, LLCNCT06120140updated 2026-06-05
- Effects of Dry Needling in Athletes With Subacromial Pain SyndromeNot yet recruiting · Interventional · 40 enrolled · Universidad Europea de ValenciaNCT07621016updated 2026-06-05
Frequently asked questions
- How does Chlorhexidine work?
- Mechanism-of-action class: Physiochemical Activity.
- What is Chlorhexidine used for?
- According to FDA labeling, Chlorhexidine carries indications including: Use healthcare personnel handwash: helps reduce bacteria that potentially can cause disease. This is a reference summary of labeled uses, not medical advice or a treatment recommendation.
- What class of drug is Chlorhexidine?
- Chlorhexidine is classified as Antiinfectives, Antiinfectives and antiseptics for local oral treatment, Antiseptics, Biguanides and amidines, Medicated dressings with antiinfectives, Other antiinfectives, Physiochemical Activity, Decreased Cell Wall Integrity.
- What are the brand names for Chlorhexidine?
- Chlorhexidine is marketed under brand names including Avagard, Bactoshield, Betasept, CHG Teat Dip, Calgon Vesta, ChloraPrep, Dyna-Hex, E-Z Scrub.
chlorhexidine is illustrative MVP content compiled from public sources. pharmacopeia is for educational and informational use only and is not a substitute for professional medical advice.