Hydroxychloroquine Tablets

developed to manage autoimmune symptoms and suppress inflammatory responses.

Strengths: 200 · 400mg

Medicine details

Alternative names

Plaquenil

Therapeutic class

Antirheumatic

Pharmacological class

Aminoquinoline

Known off-label uses

dermatitis

Contraindications

hypersensitivity to 4-aminoquinoline derivatives; pre-existing maculopathy

Minor side effects

nausea; abdominal cramps

Moderate side effects

headache; skin rash

Dosage forms

Film-coated tablet

Administration route

Oral use

Patient summary

developed to manage autoimmune symptoms and suppress inflammatory responses.

Prescription status

POM

Manufacturer

Sanofi

Onset Time

4–12 weeks

Duration

Long-term

Storage instructions

No special storage conditions.

Drug interactions

digoxin; tamoxifen

Age restrictions

Not for paediatric use in autoimmune conditions.

Pregnancy and breastfeeding

Pregnancy: Use only if clearly necessary. Breastfeeding: Consult a physician.

Precautions and warnings

regular eye examinations recommended; monitor blood glucose; use with caution in hepatic impairment

Serious side effects

retinopathy — requires immediate medical attention; cardiomyopathy — requires immediate medical attention; QT prolongation — requires immediate medical attention

Mechanism of action

Hydroxychloroquine exhibits anti-inflammatory and immunomodulatory properties by interfering with lysosomal activity and increasing the intracellular pH in antigen-presenting cells, which reduces the presentation of autoantigens.

Hydroxychloroquine Tablets

developed to manage autoimmune symptoms and suppress inflammatory responses.

Editorial Notes

  • Active ingredient(s): Hydroxychloroquine
  • Listed indication(s): Rheumatoid Arthritis, Systemic Lupus Erythematosus

Usually available as

  • 120 tablets - 200 mg1046-200-mg-13344
  • 120 tablets - 400 mg1046-400-mg-13384