Methimazole (Tapazole)
ATI-format individual drug card with NCLEX-focused assessment, safety, teaching, and source attribution.
EndocrineHematologic / Immuneneeds review
Methimazole (Tapazole)
ATI class: Antithyroid medication
Action
- ATI/source-folder candidate for Methimazole (Tapazole); verify mechanism against the source table before validation.
Therapeutic use
- Review under Thyroid Disorders medication safety.
Nursing assessment
- Assess temperature, sore throat, and infection symptoms.
- Monitor thyroid labs and symptom response as ordered.
- Review CBC and liver concerns when ordered or symptomatic.
Administration
- Verify route against the order and source table.
Side effects
- Verify common side effects against the source table.
Adverse effects
- Agranulocytosis
- Hepatotoxicity
- Rash
- GI upset
Interactions
- May alter warfarin response as thyroid status changes.
- Iodine products and other thyroid-directed therapy require medication reconciliation.
Contraindications
- Hypersensitivity to methimazole
Precautions
- Use caution in pregnancy; confirm ordered agent and trimester-specific plan.
- Report infection symptoms promptly because neutropenia can be serious.
Client teaching
- Report fever, sore throat, mouth ulcers, jaundice, dark urine, or severe rash.
- Take consistently and keep lab follow-up.
- Do not stop abruptly without provider direction.
Medication outcomes
- Therapeutic response with no priority adverse effects.
Antidote / rescue
- No specific antidote is seeded; hold/question unsafe doses and manage toxicity per provider, facility, or poison-control guidance.
NCLEX priority cues
- Fever plus sore throat on antithyroid therapy is an agranulocytosis cue.
- Jaundice or dark urine requires medication review.
- Thyroid storm cues are not routine hyperthyroid symptoms.
Medication classes
Source attribution
Google Drive source topic: Thyroid Disorders
google-drive
Sentinel pharmacology API reference
sentinel-api
Manual ATI-format NCLEX candidate normalization
manual-seed
Related study cards
Shows the medication class, ATI cues, source references, and connected study cards for this drug.
Med classmedication class
Antithyroid medications
Reduces thyroid hormone production so the high-metabolism state calms down.
ATI cueAdverse Effect
Agranulocytosis
ATI medication adverse effect concept.
ATI cueClass
Antithyroid medication
ATI medication class concept.
ATI cueNursing Assessment
Assess temperature, sore throat, and infection symptoms.
ATI medication nursing assessment concept.
ATI cueMechanism of Action
ATI/source-folder candidate for Methimazole (Tapazole); verify mechanism against the source table before validation.
ATI medication mechanism of action concept.
ATI cueClient Teaching
Do not stop abruptly without provider direction.
ATI medication client teaching concept.
ATI cueNCLEX Priority Cue
Fever plus sore throat on antithyroid therapy is an agranulocytosis cue.
ATI medication nclex priority cue concept.
ATI cueAdverse Effect
GI upset
ATI medication adverse effect concept.
ATI cueAdverse Effect
Hepatotoxicity
ATI medication adverse effect concept.
ATI cueContraindication
Hypersensitivity to methimazole
ATI medication contraindication concept.
ATI cueInteraction
Iodine products and other thyroid-directed therapy require medication reconciliation.
ATI medication interaction concept.
ATI cueNCLEX Priority Cue
Jaundice or dark urine requires medication review.
ATI medication nclex priority cue concept.