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Desoxyn vs. Ionamin

Reviewed on 2/14/2019

Are Desoxyn and Ionamin the Same Thing?

Desoxyn (methamphetamine) and Ionamin (phentermine resin) are central nervous system stimulants used together with diet and exercise to treat obesity.

Desoxyn is also used to treat attention deficit hyperactivity disorder (ADHD).

The brand name Ionamin is discontinued, but generic versions may be available.

Side effects of Desoxyn and Ionamin that are similar include headache, dizziness, sleep problems (insomnia), dry mouth, unpleasant taste in your mouth, diarrhea, constipation, increased or decreased interest in sex, or impotence.

Side effects of Desoxyn that are different from Ionamin include loss of appetite, weight loss, or difficulty having an orgasm.

Side effects of Ionamin that are different from Desoxyn include irritability, restlessness, hyperactivity, nausea, vomiting, or tremors.

Both Desoxyn and Ionamin may interact with blood pressure medications, insulin or oral diabetes medications, or antidepressants.

Desoxyn may also interact with cold medicines (decongestants), phenothiazines, stomach acid medicine (including Alka-Seltzer or sodium bicarbonate), medications to treat mental illness, or seizure medicines.

Withdrawal symptoms may occur if you suddenly stop taking Desoxyn.

What Are Possible Side Effects of Desoxyn?

Common side effects of Desoxyn include:

  • headache,
  • dizziness,
  • sleep problems (insomnia),
  • dry mouth,
  • unpleasant taste in your mouth,
  • diarrhea,
  • constipation,
  • loss of appetite,
  • weight loss,
  • loss of interest in sex,
  • impotence, or
  • difficulty having an orgasm.

What Are Possible Side Effects of Ionamin?

Common side effects of Ionamin include:

  • dizziness,
  • dry mouth or unpleasant taste in the mouth,
  • difficulty sleeping (insomnia),
  • irritability,
  • restlessness,
  • hyperactivity,
  • nausea,
  • vomiting,
  • diarrhea,
  • constipation,
  • headache,
  • tremors,
  • increased or decreased interest in sex, or impotence

What Is Desoxyn?

Desoxyn (methamphetamine) is a central nervous system stimulant that is used to treat attention deficit hyperactivity disorder (ADHD). Desoxyn is also used to treat obesity after other diets or medications have been tried without successful weight loss.

What Is Ionamin?

Ionamin (phentermine resin) is a stimulant used together with diet and exercise to treat obesity (overweight) in people with risk factors such as high blood pressure, high cholesterol, or diabetes.

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What Drugs Interact With Desoxyn?

Desoxyn may interact with insulin, cold medicines (decongestants), phenothiazines, or antidepressants. Tell your doctor all medications and supplements you use. Metamphetamine may be harmful to an unborn baby. It could also cause premature birth, low birth weight, or withdrawal symptoms in a newborn if the mother takes methamphetamine during pregnancy. Methamphetamine can pass into breast milk and may harm a nursing baby. Consult your doctor before breastfeeding. Methamphetamine is a drug of abuse and can be habit-forming.

What Drugs Interact With Ionamin?

Ionamin may interact with blood pressure medications, insulin or oral diabetes medications, guanethidine, or antidepressants.

How Should Desoxyn Be Taken?

For treatment of children 6 years or older with a behavioral syndrome characterized by moderate to severe distractibility, short attention span, hyperactivity, emotional lability and impulsivity, an initial dose of 5 mg Desoxyn once or twice a day is recommended. To treat obesity in adults, one 5 mg tablet of Desoxyn should be taken one-half hour before each meal.

How Should Ionamin Be Taken?

The dose of Ionamin is one capsule daily, before breakfast or 10-14 hours before retiring.

Disclaimer

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Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

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If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.

You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.

References

Dailymed. Desoxyn Drug Information.
https://dailymed.nlm.nih.gov/dailymed/fda/fdaDrugXsl.cfm?setid=f03a68d5-ed00-8a2d-af68-28be909ea85f&type=display
FDA. Ionamin Drug Information.
https://www.accessdata.fda.gov/drugsatfda_docs/label/2012/011613s027lbl.pdf
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