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Metronidazole

More information: STITCH, PubChem and possibly Wikipedia

ATC Codes: A01AB17, D06BX01, G01AF01, J01XD01, P01AB01

Side effects

Options: Hide MedDRA Preferred Terms ,   display all 54 labels

MedDRA Preferred Term Side effect Data for drug Placebo Labels
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Infestation Infestation NOS 13.6% - 14.8% x x
Pain Stinging 10.3% - 15.2% x x x x
Pain
Abdominal pain Abdominal cramps 12% x x x x x x x x x x
Abdominal pain very rare — 3.75% - 5% x x x
Constipation Constipation 12% x x x x x x x x x x x x x
Vaginal discharge Vaginal discharge 2% - 12% x x x
Leukorrhea very rare, postmarketing x x
Fungal infection Fungal infection 9.1% - 12%
Yeast infection 1.6% - 22% x x
Vulvovaginal pruritus Vaginal itching 10% x x
Vaginal inflammation Vaginal inflammation very rare — 10% - 15% x x x x
Vaginal infection Vaginal inflammation very rare — 10% - 15% x x x x
Infection Infection 1% - 14.8%
Bacterial infection Bacterial infection 5.96% - 7.12% x
Abdominal discomfort Gastrointestinal discomfort 4.7% - 7% x x x
Abdominal discomfort x x x x
Abdominal distress x x x x x x x x
Gastrointestinal tract irritation x
Skin disorder Unspecified disorder of skin and subcutaneous tissue 6.35% - 6.46% x x
Influenza like illness Influenza-like symptoms 6% - 7.02% x
Pruritus Pruritus 1% - 19% 2.2% x x x x x x x x x x x x
Headache Headache very rare — 0.529% - 18% x x x x x x x x x x x x x x x x
Pruritus genital Pruritus genital very rare — 5% - 9% x x x
Gastrointestinal pain Abdominal pain very rare — 3.75% - 5% x x x
Rhinitis Rhinitis 3.51% - 4.49% x
Vomiting Vomiting 2.2% - 4% x x x x x x x x x x x x x x
Nasopharyngitis Nasopharyngitis 3.05% - 4.23% x
Mediastinal disorder Mediastinal disorder 2.65% - 3.95% x
Nausea Nausea very rare — 2.2% - 18% x x x x x x x x x x x x x x x x x x x x
Connective tissue disorder Connective tissue disorder 2.65% - 3.41% x
Upper respiratory tract infection Upper respiratory tract infection 2.12% - 4.12% x x
Candida infection Candida infection 2.81% - 3.37% x
Dysmenorrhoea Dysmenorrhoea 2% - 3.37% x
Pelvic discomfort Pelvic discomfort 1.9% - 3% x x x
Urine abnormality Urine abnormality 1% - 3% x
Urine analysis abnormal Urine abnormality 1% - 3% x
Diarrhoea Diarrhoea very rare — 1% - 10% x x x x x x x x x x x
Loose stools 1% x
Vulvovaginal burning sensation Burning feeling vagina 2.5% 2.2% x x x
Pharyngitis Pharyngitis 1% - 3% x
Nervous system disorder Nervous system disorder 1.59% - 3.23% x x
Central nervous system disorder
Cerebellar syndrome x
Dizziness Dizziness very rare — 1% - 10% x x x x x x x x x x x x x
Syncope x x x
Asthenia Fatigue 2% x x x
Asthenia x x x x x x x x x x
Fatigue Fatigue 2% x x x
Dry mouth Dry mouth 0.702% - 2% x x x x
Sinusitis Sinusitis 1.44% - 3% x x
Dysgeusia Taste metallic 0% - 9% x x x x x x x x x x x x x x x x
Dysgeusia very rare — 0% - 9% x x x
Taste altered x
White blood cell count decreased White blood cell count low 1.7% x
Dry skin Dry skin 1.08% - 2% x x x x x
Erythema Erythema 1% - 2%
Redness x x x x
Urinary tract infection Urinary tract infection 0.529% - 6% x x
Bronchitis Bronchitis 1.08% - 1.59% x
Nasal congestion Nasal congestion 1.08% - 1.59% x x x x x x x x x x x
Rosacea Rosacea 1% - 1.4%
Skin irritation Skin irritation 1% - 1.4% x x x x x x
Hypersensitivity Hypersensitivity very rare — 2% x x x x x x x x x x x x x x x x
Breast pain Breast pain 1%
Metrorrhagia Metrorrhagia 1%
Muscle spasms Cramp muscle 1% - 3.3% x x x x
Decreased appetite Decreased appetite 1% - 6% x x x
Anorexia x x x x x x x x x x
Influenza Influenza 0.529% - 1.44% x
Angiopathy Angiopathy 0.529% - 1.44% x
Eye disorder Eye disorder 0.9% - 1% x
Burning sensation Burning sensation 0.9% - 1% x
Lacrimation increased Lacrimation increased 0.9% - 1% x
Dermatitis contact Dermatitis contact 0.529% - 1.26% x x x
Neoplasm Neoplasm 0.718% - 1.06% x
Hypertension Hypertension 0.529% - 1.08% x
Back pain Back pain 0.539% - 1.06% x
Basal cell carcinoma Basal cell carcinoma 0.18% - 1.06% x
Vulvovaginal mycotic infection Vaginal mycosis 0.18% - 1.06% x
Vaginal moniliasis x
Dermatitis Rash very rare — 1% x x x x x x x
Rash Rash very rare — 1% x x x x x x x
Eruption x
Neuropathy peripheral Neuropathy peripheral very rare, postmarketing x x x x x x x x x x x x x x
Neuritis
Neuropathy
Paraesthesia Paraesthesia very rare, postmarketing x x x x
Paresthesia of limbs x x x x x x x x x
Tingling sensation x x x x x x
Urticaria Urticaria very rare, postmarketing x x x x x x x x x x x x x
Vulval disorder Vulval disorder very rare, postmarketing x x
Application site reaction Application site reaction very rare, postmarketing x x x x
Agranulocytosis Agranulocytosis x
Anaphylactic shock Anaphylactic shock
Aplastic anaemia Aplastic anaemia
Angioedema Angioedema x
Arthralgia Arthralgia x x x x x x x x x x
Musculoskeletal discomfort Arthralgia x x x x x x x x x x
Asthma Asthma
Ataxia Ataxia x x x x x x x x x x x
Mental disorder Mental disorder x
Breast disorder Breast disorder x
Neoplasm malignant Neoplasm malignant x x x x x x x x x
Vulvovaginal candidiasis Vaginal moniliasis x
Vulvovaginal candidiasis x
Cerebellar syndrome Cerebellar syndrome x
Chest pain Chest pain x
Tongue coated Tongue coated x
Confusional state Confusional state x x x x x x x x x x x
Feeling abnormal Confusional state x x x x x x x x x x x
Conjunctivitis Conjunctivitis
Cystitis Cystitis x x x x x x x x x x
Bladder pain Cystitis x x x x x x x x x x
Cystitis noninfective Cystitis x x x x x x x x x x
Libido decreased Libido decreased x
Disturbance in sexual arousal Libido decreased x
Depression Depression x
Diplopia Diplopia x
Somnolence Drowsiness x
Dysarthria Dysarthria x x x x
Osteoarthritis Dysarthria x x x x
Dyspepsia Dyspepsia x
Epigastric distress x x x x x x x x x
Dysuria Dysuria x x x x x x x x x x x
Oedema Oedema
Eosinophilia Eosinophilia x
Toxic epidermal necrolysis Toxic epidermal necrolysis x x
Eructation Eructation x
Body temperature increased Body temperature increased x x x x x x x x x x x
Flatulence Flatulence
Abdominal bloating x
Flushing Flushing x x x x x x x x x x x
Gastrointestinal disorder Gastrointestinal disorder x
Unspecified disorder of intestine
Gingivitis Gingivitis
Glossitis Glossitis x x x x x x x x
Gynaecomastia Gynaecomastia x
Hallucination Hallucination x
Cardiac disorder Cardiac disorder x
Blood disorder Blood disorder
Hepatitis Hepatitis
Hiccups Hiccups
Immune system disorder Immune system disorder x
Incontinence Incontinence x x x x x x x x x x
Irritability Irritability x x x x x x x x x x
Jaundice Jaundice
Leukopenia Leukopenia x x x x x x x
Meningitis aseptic Meningitis aseptic x x x x
Menorrhagia Menorrhagia
Myopia Myopia x
Neuritis Neuritis
Neutropenia Neutropenia x x x x x x x x x
Hypoaesthesia Numbness x x x x x x x x x
Numbness of limbs x x x x x x
Sensory loss Numbness x x x x x x x x x
Nystagmus Nystagmus x
Optic nerve disorder Optic nerve disorder x x x
Palpitations Palpitations x
Pancreatitis Pancreatitis x x x x x x x x x x
Polyuria Polyuria x x x x x x x x x x
Urine output increased Polyuria x x x x x x x x x x
Pregnancy Pregnancy
Proctitis Proctitis x x x x x x x x x x
Psychotic disorder Psychotic disorder
Pyuria Pyuria
Salpingitis Salpingitis
Convulsion Convulsion
Convulsive seizure x x x x x x x x x x x
Serum sickness Serum sickness x x x x x x x
Shock Shock x
Syncope x x x
Erythema multiforme Stevens-Johnson syndrome x x x x
Stevens-Johnson syndrome Stevens-Johnson syndrome x x x x
Stomatitis Stomatitis x x x x x x x x
Hyperhidrosis Sweating
Syncope Syncope x x x
Loss of consciousness Syncope x x x
Thrombocytopenia Thrombocytopenia x x x x x x x x x
Thrombophlebitis Thrombophlebitis x x x x
Tinnitus Tinnitus
Tremor Tremor x
Pollakiuria Pollakiuria
Vertigo Vertigo x x x x x x x x x x
Visual impairment Disorder sight x
Encephalopathy Encephalopathy x x x x x
Hepatic failure Hepatic failure
Rash pustular Rash pustular
Dermatitis bullous Dermatitis bullous
Hepatitis cholestatic Hepatitis cholestatic x
Peripheral sensory neuropathy Peripheral sensory neuropathy x
Tongue discolouration Tongue discolouration
Localised oedema Oedema labial genital
Oedema genital Oedema labial genital
Galactorrhoea Lactation female
Liver function test abnormal Liver function test abnormal
Pancytopenia Bone marrow depression
Mucous membrane disorder Mucous membrane disorder
Vulvovaginal disorder Vulvovaginal disorder
Liver injury Liver injury
Traumatic liver injury Liver injury
Malaise Sickness x x
Emotional distress Distress
Abdominal pain upper Epigastric pain x
Disorientation Disorientation x
Visual acuity reduced Visual acuity reduced
Rash erythematous Rash erythematous x x x x x x x x x
Seborrhoeic dermatitis Oily skin x
Neurological symptom Neurological symptom x x x x x x x x x
Eye irritation Eye irritation x x
Condition aggravated Condition aggravated x x
Skin exfoliation Skin exfoliation
Skin burning sensation Skin burning sensation
Skin tightness Skin tightness
Vulvovaginal dryness Vaginal dryness x
Hepatobiliary disease Hepatobiliary disease x
Mucosal inflammation Mucosal inflammation x
Vision blurred Vision blurred
Depressed mood Depressed mood
Photosensitivity reaction Photosensitivity x
Pruritus generalised Pruritus generalised x
Coordination abnormal Coordination abnormal x x x x x x x x x x
Candida cervicitis Candida cervicitis x
Local reaction Local reaction x x x
Skin discomfort Skin discomfort x x
Insomnia Insomnia x x x x x x x x x x x
Pseudomembranous colitis Pseudomembranous colitis x
Abdominal distension Abdominal bloating x
Dyspareunia Dyspareunia x x x x x x x x x x
Rash papular Rash papular x
Breast enlargement Breast enlargement
Colour blindness acquired Color vision change
Gastrointestinal tract irritation Gastrointestinal tract irritation x
Loss of libido Loss of libido x x x x x x x x x

Indications

Information about indications was extracted from the indications and usage sections of the labels.

METRONIDAZOLE

Side effects:6
Source:FDA Structured Product Label

Metronidazole

Side effects:9
Source:FDA Structured Product Label

metronidazole

Side effects:12
Source:FDA Structured Product Label

METRONIDAZOLE / NORITATE

Side effects:12
Source:FDA

METRONIDAZOLE / METROLOTION

Side effects:12
Source:FDA

METRONIDAZOLE / NORITATE

Side effects:19
Source:Health Canada

Metronidazole

Side effects:30
Source:FDA Structured Product Label

metronidazole 0.75% / ZIDOVALTM Vaginal Gel

Side effects:30
Source:medicines.org.au

METRONIDAZOLE

Side effects:34
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:39
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:45
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:45
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:50
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:54
Source:FDA Structured Product Label

METRONIDAZOLE

Side effects:54
Source:FDA Structured Product Label

metronidazole

Side effects:59
Source:FDA Structured Product Label

METRONIDAZOLE / FLAGYL ER

Side effects:62
Source:FDA

METRONIDAZOLE / FLAGYL CREAM 10%

Side effects:64
Source:Health Canada

Color scheme:

standard – alternative

    100%
    75%
    50%
    10%
    frequent (1% to 100%)
    infrequent (0.1% to 1%)
    rare (<0.1%)
    postmarketing
    0%
    no frequency information
    not found on label