Comparing Guanfacine vs Vyvanse
| Guanfacine | Vyvanse (lisdexamfetamine) |
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| Guanfacine | Vyvanse (lisdexamfetamine) |
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Prescription only
Guanfacine is used to treat high blood pressure and the extended-release form (brand name Intuniv) is approved for the treatment of ADHD. Guanfacine can cause sedation, especially on therapy... View more |
Prescription only
Vyvanse is a stimulant used for the treatment of ADHD to reduce symptoms such as impulsiveness and hyperactivity and to increase attention. It can also help increase the number of binge-free days per... View more |
Related suggestions ADHD (Attention Deficit Hyperactivity Disorder)
Popular comparisons
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| More about Guanfacine | More about Vyvanse (lisdexamfetamine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Guanfacine has an average rating of 6.1 out of 10 from a total of 317 ratings on Drugs.com. 50% of reviewers reported a positive effect, while 32% reported a negative effect. |
Vyvanse has an average rating of 7.4 out of 10 from a total of 973 ratings on Drugs.com. 65% of reviewers reported a positive effect, while 15% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Guanfacine side effects |
View all Vyvanse side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Guanfacine prices |
View all Vyvanse prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Intuniv |
N/A |
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| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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18 hours |
1 hour |
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| CSA Schedule 1 View glossary of CSA terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
High potential for abuse
Has a high potential for abuse. Has a currently accepted medical use in treatment in the United States or a currently accepted medical use with severe restrictions. Abuse may lead to severe psychological or physical dependence. |
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| Pregnancy Category | |||||||||||||||||
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Category B
No proven risk in humans
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 483 drugs are known to interact with Guanfacine:
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A total of 393 drugs are known to interact with Vyvanse:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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October 27, 1986 |
February 23, 2007 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
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| Related Treatment Guide | |||||||||||||||||
1 The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.