---
title: Buy Trecator-SC (Ethionamide) 250mg Pills Online
description: Trecator-SC (Ethionamide) is an antibiotic used to treat tuberculosis. Order trusted TB medication from our secure online pharmacy.
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# Buy Trecator-SC (Ethionamide) 250mg Pills Online

Trecator-SC contains Ethionamide, a second-line antibiotic medication specifically developed for treating tuberculosis, particularly drug-resistant strains. This medication works by inhibiting the growth of tuberculosis bacteria and is typically used in combination with other anti-TB drugs for comprehensive treatment. It is designed for adults undergoing tuberculosis therapy under medical supervision. Our pharmacy provides access to generic Trecator-SC in 250mg pills as part of a complete tuberculosis treatment regimen.

## Pricing and Options

| Dosage | Pack Size | Price (USD) | Price Per Pill | Status |
| :--- | :--- | :--- | :--- | :--- |
| **250mg** | 30 pills | **$91.8** | $3.06 | In Stock |
| **250mg** | 60 pills | **$172.08** | $2.868 | In Stock |
| **250mg** | 90 pills | **$240.3** | $2.67 | In Stock |
| **250mg** | 120 pills | **$571.99** | $4.77 | In Stock |
| **250mg** | 180 pills | **$775.99** | $4.31 | In Stock |


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## Introduction 

Trecator-SC is a generic oral tablet that contains the antitubercular agent ethionamide. It is supplied as 250 mg pills and belongs to the class of second-line anti-Mycobacterium tuberculosis drugs. The medication is primarily prescribed for multidrug-resistant (MDR) and extensively drug-resistant (XDR) tuberculosis when first-line agents cannot achieve adequate bacterial clearance. Ethionamide may also be used in selected cases of non-multidrug-resistant TB under specialist supervision.

## Quick Reference Facts 

```
**Active Ingredient**
: ethionamide

**Form**
: pill 250 mg

**Primary Uses**
: • Multidrug-resistant tuberculosis
 • Extensively drug-resistant tuberculosis
```

## What is Trecator-SC? 

Trecator-SC is the generic version of medications that contain the active compound ethionamide. Ethionamide is marketed under brand names such as **Trecator** and **Ethionamide-TAB** in various countries. The generic formulation is bioequivalent to these branded products, delivering the same therapeutic exposure at a lower cost. It is manufactured by licensed pharmaceutical firms that adhere to international Good Manufacturing Practice (GMP) standards. As a second-line agent, it is reserved for patients whose Mycobacterium tuberculosis strains are resistant to first-line agents (isoniazid, rifampin, ethambutol, and pyrazinamide).

## How Trecator-SC Works 

Ethionamide is a pro-drug that requires activation by the mycobacterial flavin-dependent monooxygenase **EthA**. Once activated, ethionamide forms a covalent adduct with the enoyl-acyl carrier protein reductase **InhA**, an essential enzyme in the synthesis of mycolic acids-key components of the mycobacterial cell wall. Inhibition of InhA disrupts cell-wall assembly, leading to bacterial death. 

Pharmacokinetically, ethionamide is well absorbed from the gastrointestinal tract, reaching peak plasma concentrations within 2-4 hours. It is extensively metabolized in the liver by acetylation and oxidation pathways, and its metabolites are eliminated primarily via the kidneys. The drug’s half-life averages 3-5 hours, necessitating once-daily dosing in most regimens, though higher-risk patients may receive divided doses.

## Conditions Treated with Trecator-SC 

- **Multidrug-Resistant Tuberculosis (MDR-TB)** 
 Resistant to at least isoniazid and rifampin. Ethionamide adds a distinct mechanism that bypasses the resistance pathways of first-line drugs, improving sputum conversion rates when combined with other second-line agents. 

- **Extensively Drug-Resistant Tuberculosis (XDR-TB)** 
 Resistant to isoniazid, rifampin, a fluoroquinolone, and at least one second-line injectable. Ethionamide’s activity against strains lacking mutations in the **inhA** promoter provides a valuable option in complex regimens. 

- **Non-Multidrug-Resistant Pulmonary TB (selected cases)** 
 Occasionally prescribed when drug-susceptibility testing indicates susceptibility to ethionamide and when side-effect profiles favor its use over alternatives such as para-aminosalicylic acid.

## Is Trecator-SC the Right Medication for You? 

recator-SC is appropriate for adults with laboratory-confirmed MDR-TB or XDR-TB whose isolate is susceptible to ethionamide. Ideal candidates are patients who have failed or cannot tolerate first-line therapy, and those managed by a specialist TB program that can monitor efficacy and toxicity. 

Contraindications include known hypersensitivity to ethionamide, severe hepatic impairment (e.g., Child-Pugh C), and pregnancy (category C) unless the benefits outweigh fetal risks. Caution is advised for patients with pre-existing peripheral neuropathy, thyroid disease, or pre-existing vision problems, as ethionamide can exacerbate these conditions. 

In individuals with normal renal function and mild to moderate liver disease, dose adjustments are generally not required, but regular monitoring of liver enzymes and thyroid function is essential.

## Buying Trecator-SC from [our online pharmacy](https://liabilis.com/order-trecator-sc-online-en.html) 

### Why Choose Our Service? 
Access to affordable, high-quality generic ethionamide can be challenging through conventional pharmacy channels. [our online pharmacy](https://liabilis.com/order-trecator-sc-online-en.html) provides a reliable avenue to obtain Trecator-SC at prices close to the manufacturer’s cost, reducing the financial burden for patients undergoing lengthy TB therapy.

### Quality & Safety Assurance 
We partner with licensed international pharmacies to ensure quality and authenticity. Every batch of Trecator-SC is sourced from GMP-certified manufacturers and undergoes third-party verification before shipment.

### Pricing & Access 
Because Trecator-SC is a generic formulation, it is markedly less expensive than branded equivalents such as Trecator. Our platform offers transparent pricing with no hidden fees, making sustained treatment more feasible for patients on long-term regimens.

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Orders are packaged in plain, unmarked envelopes and dispatched via express courier services that typically deliver within 7 days, or standard airmail in approximately three weeks. All personal information is handled in accordance with strict privacy standards.

## Use: Dosing, Missed Dose, Overdose 

- **Standard Dosing** 
 The usual adult dose is 250 mg taken orally once daily. In some regimens, the dose may be divided into 125 mg twice daily to improve tolerance. Dosage is adjusted based on body weight (15-20 mg/kg) and clinical response, as directed by a TB specialist.

- **Missed Dose** 
 If a dose is missed for less than 12 hours, take it as soon as remembered. If more than 12 hours have elapsed, skip the missed dose and resume the regular schedule. Do not double-dose to compensate.

- **Overdose** 
 Symptoms may include nausea, vomiting, abdominal pain, dizziness, and seizures. Seek immediate medical attention or contact a poison-control center. Emergency treatment focuses on supportive care, gastrointestinal decontamination, and monitoring of hepatic and neurological status.

- **Administration Tips** 
 Take the tablet with food or a full glass of water to reduce gastrointestinal irritation. Avoid alcohol, as it can increase hepatotoxic risk. Refrain from operating heavy machinery or driving until you know how the medication affects you.

## Safety Information 

### ⚠️ Who Should Not Take Trecator-SC 

- Documented hypersensitivity to ethionamide or any tablet excipients. 
- Severe hepatic impairment (Child-Pugh class C). 
- Pregnancy, unless a specialist determines the therapeutic benefit outweighs fetal risk. 

### Common Side Effects 

- **Gastrointestinal:** Nausea, vomiting, abdominal discomfort (occurs in up to 30 % of patients). 
- **Neurological:** Peripheral neuropathy, dizziness (10-15 %). 
- **Endocrine:** Thyroid suppression leading to hypothyroidism (5-10 %). 
- **Dermatologic:** Rash or mild pruritus. 

Most adverse effects are dose-related and can be mitigated by dose splitting, pyridoxine supplementation, or temporary dose reduction under medical supervision.

### Serious Side Effects (Seek Immediate Medical Help) 

- **Hepatotoxicity:** Jaundice, dark urine, elevated transaminases >5 × upper limit. 
- **Severe Hypothyroidism:** Profound fatigue, weight gain, cold intolerance, bradycardia. 
- **Acute Neurological Events:** Seizures, severe peripheral neuropathy, ataxia. 

If any of these occur, discontinue the medication and contact a healthcare provider promptly.

### Drug & Food Interactions 

- **Isoniazid:** Combined use increases risk of peripheral neuropathy; pyridoxine (vitamin B6) supplementation is recommended. 
- **Rifampin:** May induce hepatic enzymes, modestly reducing ethionamide plasma levels; therapeutic drug monitoring may be required. 
- **Anticoagulants (e.g., warfarin):** Ethionamide can potentiate anticoagulant effects; monitor INR closely. 
- **Alcohol:** Heightens hepatotoxic potential; avoid or limit consumption. 

## Off-Label and Investigational Uses of Trecator-SC 

- **Mycobacterium avium Complex (MAC) Infections** - Small case series have reported clinical improvement when ethionamide is added to macrolide-based regimens, although robust trial data are lacking. 
- **Leprosy (Hansen’s disease)** - Historical use as part of multidrug therapy; contemporary guidelines favor dapsone-based combinations, but ethionamide remains a documented alternative in resistant cases. 

These applications are not approved by major regulatory agencies and should only be pursued under specialist supervision with informed consent.

## Storage & Handling 

- Store tablets at controlled room temperature (15 °C - 30 °C). 
- Protect from excess moisture and direct sunlight. 
- Keep the container tightly closed and out of reach of children. 
- Do not use tablets beyond the printed expiration date. 
- Dispose of unused medication through a pharmacy take-back program or according to local hazardous waste regulations.

## Frequently Asked Questions 

**Practical Use & Lifestyle** 

- **Can I travel internationally with Trecator-SC?** 
 Yes, but keep the medication in its original packaging with a copy of the prescription or a physician’s letter. Some countries require a declaration for anti-TB drugs at customs. 

- **Does food affect the absorption of Trecator-SC?** 
 High-fat meals may slightly delay absorption but do not diminish overall exposure. Taking the tablet with a light meal is advisable to lessen stomach upset. 

- **Is it safe to take Trecator-SC while receiving the COVID-19 vaccine?** 
 No known interaction exists. However, schedule the vaccine at least two weeks apart from any major changes in TB therapy to better assess side-effects. 

**Product & Formulation Details** 

- **What does a Trecator-SC tablet look like?** 
 The tablet is round, white, and marked with “250 mg” on one side. Appearance may vary slightly between manufacturers, but the imprint is consistent for identification. 

- **Are there any inactive ingredients I should be aware of?** 
 Common excipients include lactose, microcrystalline cellulose, and magnesium stearate. Patients with lactose intolerance should discuss alternatives with their physician. 

**Regulatory & Safety Nuances** 

- **Will Trecator-SC show up on a sports drug test?** 
 Ethionamide is not listed on the World Anti-Doping Agency (WADA) prohibited list, so routine testing should not flag it. 

- **Can elderly patients use Trecator-SC safely?** 
 adults may have reduced hepatic reserve, increasing the risk of liver toxicity. Regular liver function monitoring every 2-4 weeks is recommended. 

- **Is Trecator-SC approved for use in children?** 
 Ethionamide is approved for pediatric TB in specific weight-based dosing regimens, but Trecator-SC is labeled for adult use only. Pediatric prescribing must follow specialist guidance. 

**Scientific & Clinical Curiosity** 

- **When was ethionamide first introduced for TB treatment?** 
 Ethionamide was first synthesized in the 195s and received regulatory approval for MDR-TB in the 197s after demonstrating efficacy against resistant mycobacterial strains. 

- **How does ethionamide compare to newer agents like bedaquiline?** 
 Ethionamide is less potent than bedaquiline and carries a higher risk of hepatotoxicity and thyroid suppression. However, its oral formulation and lower cost make it a valuable component of combination regimens, especially where newer drugs are unavailable. 

## Glossary 

**Enoyl-ACP Reductase (InhA)** 
: An enzyme essential for the synthesis of mycolic acids in the mycobacterial cell wall; inhibition disrupts bacterial growth. 

**Bioequivalence** 
: The property whereby two drug products release the same amount of active ingredient into the bloodstream at the same rate and extent. 

**Hepatotoxicity** 
: Liver injury caused by chemical substances, manifesting as elevated liver enzymes, jaundice, or hepatic failure. 

**Peripheral Neuropathy** 
: Damage to peripheral nerves resulting in numbness, tingling, or weakness, often dose-related with certain antimycobacterial agents. 

## Disclaimer 

The information provided about **Trecator-SC** is for general knowledge only. It does not replace professional medical consultation. All treatment decisions, including those regarding off-label use, should be made under the supervision of a qualified healthcare provider. We assume all readers are responsible adults capable of making informed decisions about their health. [our online pharmacy](https://liabilis.com/order-trecator-sc-online-en.html) offers access to **Trecator-SC** for individuals who may have limited availability through traditional pharmacies, prescription-based insurance schemes, or who are seeking affordable generic alternatives. Always consult your doctor before starting, changing, or discontinuing any medication.