Difference Between Ephedrine and Amphetamine

Stimulants cover several drugs including which help to increase the activity of the body and the central nervous system. These kinds of drugs are pleasurable as well as invigorating all they have sympathomimetic effects. Throughout the world, they are used without a prescription or prescription medicine as recreational or performance-enhancing drugs.  


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Ephedrine and amphetamine are two of the substances which are controlled clinically and used for different functions. They are examples of stimulants that raise everything in the system of the body. In this article, differences between ephedrine and amphetamine are highlighted. 

Ephedrine vs Amphetamine 

The difference between ephedrine and amphetamine is that ephedrine is a beta and alpha-adrenergic agonist indicated for treating hypertension. On the flip side, amphetamine is a sympathomimetic agent and CNS stimulant indicated for the treatment of ADHD.  

Ephedrine vs Amphetamine

Among the prescription medicine, ephedrine is used to treat the symptoms related to low pressure during hypotension or anesthesia. It might be consumed with other medications or simply alone. For children, it is not known if safe and effective.  

Amphetamine is one of the stimulants of the CNS that affects brain chemicals as well as nerves that contribute to impulse and hyperactivity control. It is mainly used for curing ADHD or attention deficit hyperactivity disorder. The amphetamine brand namely, Evekeo treats narcolepsy and ADHD

Comparison Table

Parameters of ComparisonEphedrine Amphetamine
InterpretationIt is a beta and alpha-adrenergic agonist indicated for treating hypertension.It is a sympathomimetic agent and CNS stimulant indicated for the treatment of ADHD.  
Duration of actionBy mouth (2 h to 4 h)
IV/IM (60 min)
IR dosing: 3–6 hours
XR dosing: 8–12 hours
Excretion22% to 99% (urine) Primarily through renal and ph dependent range from 1 to 75%
Trade namesAkovaz, corphedra, primatene, bronkaid, emerphed, and rezipresAddeall, dyanavel, mydayis, adzenys, and evekeo

What is Ephedrine? 

Ephedrine is a stimulant as well as medication. During anesthesia, it is used to prevent low blood pressure. It has also been used in conditions like asthma, obesity, narcolepsy but is not preferred for treatment. In nasal conditions, it is of unclear benefit.  

Ephedrine can be consumed by injection into a vein, muscle, or just under the skin, or simply by mouth. It can take an hour for effect if taken through the mouth, while fast with intravenous usage and take 20 minutes if injected into a muscle.  

Common side effects included in ephedrine are anxiety, trouble sleeping, inability to urinate, loss of appetite, hallucinations, and many more. Serious side effects consist of heart attack and stroke. During breastfeeding, it is not recommended.  

In 1885, ephedrine was first isolated, and in 1926, it came into commercial use. It is listed in the List of Essential Medicines of the World Health Organization. It can be generally found in plants of the genus, namely Ephedra. In the United States, ephedrine is illegal to use in dietary supplements. 

What is Amphetamine? 

In 1887, amphetamine was discovered and exists as two of the enantiomers. It is a stimulant of the central nervous system that treats obesity, ADHD, and narcolepsy. It properly refers to a particular chemical, the racemic freebase. This chemical has equal parts of two of the enantiomers in their pure and amine form.  

This term is commonly used informally for the reference of any combination of the enantiomer or to be alone. It has been used for the treatment of depression and nasal congestion historically. It is also used as an athletic cognitive enhancer and performance enhancer.  

In many countries, amphetamine is a prescription drug and unauthorized distribution and possession of this medication are often tightly controlled. Benzedrine was the first amphetamine pharmaceutical which is a brand used to treat several kinds of conditions.  

Amphetamine is used to increase excitatory neurotransmission and monoamine in the brain. It might cause cognitive and emotional effects like increased wakefulness, euphoria, improved cognitive control, and change in desire for sex. Physical effects included fatigue resistance, increased muscle strength, and improved reaction time. 

Main Differences Between Ephedrine and Amphetamine 

  1. Ephedrine is associated with the conditions like allergic disorder, common cold, bronchial asthma, myasthenia gravis, sore throat, and many more. But amphetamine is associated with the conditions such as depression, obesity, ADHD, narcolepsy, and pain.  
  2. When it comes to discovery, Japan was the location where ephedrine was discovered. On the other hand, just after the two years of ephedrine discovery, amphetamine was founded.  
  3. The side effects caused by ephedrine are dizziness, nausea, loss of appetite, nervousness, and stomach irritation, whereas painful urination, mood changes, sexual problems, and increased heart rate are the side effects of amphetamine.  
  4. Ingredients of ephedrine are ephedrine sulfate, hydrochloride, and tannate. On the flip side, amphetamine consists of ingredients such as amphetamine aspartate, adipate, sulfate, and aspartate monohydrate.  
  5. Before taking ephedrine, it is necessary to tell the doctor about nonprescription or prescription medicine, allergies to food, medicines, or other substances. If someone is suffering from an overactive thyroid, history of drug abuse, chest pain then the person may not able to consume amphetamine. 
Difference Between Ephedrine and Amphetamine


  1. https://jpet.aspetjournals.org/content/24/5/339.short
  2. https://www.ncbi.nlm.nih.gov/pmc/articles/pmc1974659/
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