A Comparison of Armodafinil And Modafinil On Different Parameters

There have been numerous questions related to the novel drug “Modafinil.”Due to limited information regarding the drug, seekers of this drug can’t gain the required knowledge.

Modafinil is categorised as a eugeroic by Food and Drug Association (FDA) and has been registered as a scheduled IV substance i.e. a pharmaceutical drug which has very low potential for drug abuse. In simple terms, the drug is called a wakefulness-promoting medication which fights narcolepsy and other sleep disorders quite efficiently.

The pharmaceutical nootropics—Modafinil has been developed over a period of time and pharmaceutical manufacturers have come up with a modified version of Modafinil. Armodafinil is partially similar to modafinil except the fact that it is a little more intense medicinal compound that its predecessor.  People usually can’t comprehend the difference between modafinil and its enantiopure version—Armodafinil. Due to this confusion, people often buy modafinil and hope to get results which armodafinil could actually produce and vice-versa. The whole misunderstanding can be cleared only by gaining enough knowledge about the two enantiopure drugs.

In the following table you can find out the detailed difference between modafinil and armodafinil based on different parameters:


Composition It is composed of S-enantiomer and R-enantiomer.

It is only composed of R-enantiomer

 Targeted Ailments
  • Narcolepsy
  • Shift-work Disorder
  • Obstructive Sleep Apnea (OSA)
  • Off-label use to improve cognitive ability.
  • Narcolepsy
  • Shift-work Disorder
  • Off-label use to teat Attention
  • Obstructive Sleep Apnea (OSA)
  • Deficit Hyperactivity Disorder (ADHD)
  • Fatigue Syndrome
  • Off-label use to improve cognitive response.

Year of Legal Availability

It was first ever prescribed in 1994 for the treatment of narcolepsy.

The first ever practical use of the compound started in 2007, it could promote wakefulness more intensely that its predecessor—Modafinil.



200 mg is a normal dose of the pharmaceutical compound.

Due to the concentrated level of R-enantiomer, the drug is taken in 150 mg doses.

Approval Approved by FDA Approved by FDA
Common Brand Modalert Artvigil