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Tapazole

Thiamazole

Intended to relieve hyperthyroidism by managing active thyroid hormone synthesis and supporting cardiovascular stability.

Active ingredient
Thiamazole
Route
Oral use
Form
Tablet
Strengths
5mg

You will receive a quality generic equivalent of Tapazole, depending on stock.

Prescription and consultation requirements for Tapazole vary by destination and are determined by the fulfilment partner.

Tapazole details

Alternative names
methimazole
Therapeutic class
Antithyroid Agent
Pharmacological class
Thiourea Antithyroid
Contraindications
severe bone marrow depression; history of methimazole-induced pancreatitis
Minor side effects
nausea; headache; skin rash
Moderate side effects
joint pain; taste disturbances; loss of hair
Dosage forms
Tablet
Administration route
Oral use
Supply category
Prescription-only medicine (POM)
Originator
King Pharmaceuticals
Onset Time
1–2 weeks
Duration
12–24 hours
Storage instructions
Store below 25°C.
Drug interactions
Warfarin; Theophylline; Digoxin
Age restrictions
Approved for paediatric and adult populations.
Serious side effects

agranulocytosis, requires immediate medical attention; acute pancreatitis, requires immediate medical attention; severe hepatotoxicity, requires immediate medical attention

Patient summary

intended to relieve hyperthyroidism by managing active thyroid hormone synthesis and supporting cardiovascular stability.

Mechanism of action

Inhibits thyroid peroxidase, preventing the iodination of tyrosine and synthesis of thyroid hormones.

Pregnancy and breastfeeding

TGA Category D: High risk of fetal cutis aplasia in first trimester; propylthiouracil preferred. Breastfeeding: Monitor infant.

What you will receive

Tapazole is the originator brand name, made by King Pharmaceuticals. We use it to identify the medicine and are not affiliated with King Pharmaceuticals.

  • The fulfilment partner confirms whether the exact brand or an equivalent containing Thiamazole is offered.
  • The offered brand, manufacturer and dispatch location depend on the product, destination and partner warehouse.
  • Check the final product details at checkout before confirming an order.

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