Compare Desoxyn vs. Kapvay

Head-to-head comparisons of medication uses, side effects, ratings, and more.


Desoxyn (methamphetamine)

Prescription only

Kapvay (clonidine)

Prescription only
Helps you focus and lose weight.

Desoxyn (methamphetamine) effectivly treats ADHD and obesity, but should not be used for long-term treatment.

4.4/ 5 average rating with 19 reviewsforDesoxyn
Treats attention deficit hyperactivity disorder.

Kapvay (clonidine) is one of the few medicines for ADHD that isn't a stimulant and not addictive, but it can lower your blood pressure.

  • Is a first-choice treatment for ADHD in both adults and children.
  • Available as a generic, so it is cheaper than other brand name medications to treat ADHD.
  • Can be used alone or together with a stimulant-type medicine to treat ADHD.
  • Also treats blood pressure and some nervous system and psychiatric conditions.
  • Kapvay (clonidine) is available in generic.
  • Desoxyn (methamphetamine) is habit-forming and can lead to physical dependence.
  • Not carried by all pharmacies, so you may have a hard time getting this medication.
  • If you want to stop taking this medicine, talk to your doctor since suddenly stopping can cause withdrawal symptoms.
  • You'll have to check-in with your doctor often and get a new prescription monthly.
  • Only lowers appetite for the first few weeks.
  • Kapvay (clonidine) is not a first choice medicine to treat ADHD.
  • Kapvay (clonidine) can make you feel very dizzy or cause low blood pressure.
  • Stopping Kapvay (clonidine) suddenly can cause your blood pressure to jump and your heart to beat very fast.
  • It can take up to two weeks of taking Kapvay (clonidine) to notice any changes in behavior.
  • Kapvay (clonidine) has to be swallowed whole, which can be hard for some children to do.
Used for
Dosage forms
  • Pill
  • Extended release
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19 reviews so far
saidit'sworth it
saiditworked well
saidit'sa big hassle

Have you used Desoxyn (methamphetamine)?

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Side effects
The Desoxyn (methamphetamine) FDA package insert doesn’t have numbers about how common side effects are.
12possible side effects
  • Sleepiness
  • Fatigue
  • Headache
  • Upper abdominal pain
  • Decreased appetite 
  • Dizziness
  • Insomnia
  • Aggression
  • Mood changes
  • Emotional disorders
  • Irritability
  • Stuffy nose
See more detailed side effects
Risks and risk factors
  • Serious or life-threatening cardiovascular events
    • History of heart problems
  • Abuse and dependence
    • History of drug abuse
  • Aggressive behavior and psychosis
    • History of psychotic episodes
    • History of Bipolar Disorder
  • Long-term growth suppression
    • Children
  • Seizures
    • History of seizures
  • Drug interactions
    • Taking MAO inhibitors and other serotonergic agents, as well as other medicines that can increase blood pressure
See more detailed risks and warnings
  • Low blood pressure and low heart rate
  • Sleepiness
    • Taking with alcohol
    • Taking other medicines that make you less alert
  • High blood pressure
    • Stopping Kapvay (clonidine) suddenly
See more detailed risks and warnings