Terazol, Terazol 3 (terconazole vaginal) dosing, indications, interactions, adverse effects, and more

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Medscape - Indication-specific dosing for Terazol, Terazol 3 (terconazole vaginal), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information.

Dosing & Uses

AdultPediatric

Dosage Forms & Strengths

vaginal cream

  • 0.4%
  • 0.8%

suppository

  • 80mg

Candidal Vulvovaginitis

0.4% vaginal cream: 1 full applicator intravaginally qHS x7 days OR

0.8% cream: 1 full applicator intravaginally qHS x3 days

Suppository: Insert 1 suppository (80mg) intravaginally qHS x3 days

Safety & efficacy not established

Adverse Effects

>10%

Headache

1-10%

Abdominal pain

Chills

Fever

Dysmenorrhea

Vulvar/vaginal burning

Dysmenorrhea

1% (limited to important or life-threatening)

Vulvar itching, soreness, edema, or discharge

Polyuria

Burning or itching of penis of sexual partner

Flu-like syndrome

Postmarketing Reports

General: Asthenia, Influenza-like illness consisting of multiple listed reactions including fever and chills, nausea, vomiting, myalgia, arthralgia, malaise

Immune: Hypersensitivity, anaphylaxis, face edema

Nervous: Dizziness

Respiratory: Bronchospasm

Skin: Rash, toxic epidermal necrolysis, rrticaria

Warnings

Contraindications

Hypersensitivity

Cautions

Discontinue if irritation or sensitization occurs

Perform/repeat microbiological studies (KOH smear and/or cultures) in patients not responding to terconazole to rule out other pathogens

Anaphylaxis and toxic epidermal necrolysis (TENs) reported; discontinued if anaphylaxis or TENs develops

Product is petroleum-based, which may damage latex or rubber condoms or diaphragms (separate use by 3 days)

Discontinue use if toxic epidermal necrolysis occurs; institute supportive therapy and monitoring; do not reinstitute therapy

If flu-like symptoms or chills, fever occur, discontinue therapy and do not reinitiate

Pregnancy & Lactation

Pregnancy Category: C

Lactation: unknown

Pregnancy Categories

A: Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.

B: May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk. C: Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done. D: Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk. X: Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist. NA: Information not available.

Pharmacology

Mechanism of Action

Unknown; may alter fungal cell membrane permeability

Pharmacokinetics

Absorption: Systemic absorption after vaginal administration may depend on presence of a uterus; 5-8% absorption in women who had a hysterectomy versus 12-16% in nonhysterectomy women

Excretion: Feces & urine

Images

No images available for this drug.

Patient Handout

A Patient Handout is not currently available for this monograph.

Formulary

FormularyPatient Discounts

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The above information is provided for general informational and educational purposes only. Individual plans may vary and formulary information changes. Contact the applicable plan provider for the most current information.

View explanations for tiers and restrictions

Tier Description
1 This drug is available at the lowest co-pay. Most commonly, these are generic drugs.
2 This drug is available at a middle level co-pay. Most commonly, these are "preferred" (on formulary) brand drugs.
3 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs.
4 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products.
5 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products.
6 This drug is available at a higher level co-pay. Most commonly, these are "non-preferred" brand drugs or specialty prescription products.
NC NOT COVERED – Drugs that are not covered by the plan.
Code Definition
PA Prior Authorization
Drugs that require prior authorization. This restriction requires that specific clinical criteria be met prior to the approval of the prescription.
QL Quantity Limits
Drugs that have quantity limits associated with each prescription. This restriction typically limits the quantity of the drug that will be covered.
ST Step Therapy
Drugs that have step therapy associated with each prescription. This restriction typically requires that certain criteria be met prior to approval for the prescription.
OR Other Restrictions
Drugs that have restrictions other than prior authorization, quantity limits, and step therapy associated with each prescription.

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Medscape prescription drug monographs are based on FDA-approved labeling information, unless otherwise noted, combined with additional data derived from primary medical literature.

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