---
title: "Ephedrine"
description: "Ephedrine combined with caffeine and aspirin (ECA stack) was the reference fat burner before Clenbuterol. Still very effective and cheaper. Banned in some countries. Strong stimulant — cardiovascular monitoring recommended."
lang: en
dateModified: 2026-05-25
canonical: https://anaprotokol.com/en/molecule/ephedrine
---

# Ephedrine

Ephedrine combined with caffeine and aspirin (ECA stack) was the reference fat burner before Clenbuterol. Still very effective and cheaper. Banned in some countries. Strong stimulant — cardiovascular monitoring recommended.

**Catégorie** : Brûleur de graisse
**Voie d'administration** : Oral
**Demi-vie** : 3–6 heures
**Détection** : 2–3 jours
**Aromatisation** : Non
**Progestine** : Non
**Hépatotoxique** : Non
**PCT requise** : Non

**Autres noms** : Ephedrine HCl, ECA (Ephedrine-Caffeine-Aspirin)

## Effets
- β-adrenergic lipolysis
- Thermogenesis
- Reduced appetite
- Energy and focus
- Slightly improved performance

## Effets secondaires
- Hypertension
- Tachycardia
- Insomnia
- Anxiety
- Mild dependence

## Suppléments de soutien
- Caffeine (ECA stack)
- Magnesium
- Potassium

## Synergies
- Caffeine (classic ECA)
- T3
- Clenbuterol (but stack dangerous — pick one)

## À éviter
- Cardiomyopathies
- Hypertension
- MAOIs
- With other stimulants
- Continuous use > 8 weeks

## Dosage masculin
- Débutant : 8–12,5 mg × 2/j
- Intermédiaire : 25 mg × 3/j
- Avancé : 25–30 mg × 3/j

## Dosage féminin
8-12.5 mg × 2/day

**Fréquence** : 2-3× / day · ECA: Ephedrine + Caffeine 200 mg + Aspirin 81 mg