methylphenidate vs phenelzine

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Side-by-side comparison of methylphenidate and phenelzine. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

minor Known Drug Interaction

Examples selegiline, tranylcypromine, isocarboxazid, phenelzine, linezolid, methylene blue Antihypertensive Drugs Clinical Impact Methylphenidate hydrochloride extended-release capsules may decrease the effectiveness of drugs used to treat hypertension [see Warnings and Precautions ( 5.3 )] .

Drug Class
methylphenidate CNS Stimulant
phenelzine Monoamine Oxidase Inhibitor (MAOI)
Type
methylphenidate Prescription
phenelzine Prescription
Summary
methylphenidate

Methylphenidate extended-release capsules are a stimulant medicine. They are used to treat Attention Deficit Hyperactivity Disorder (ADHD) in children ages 6 to 12.

phenelzine

Phenelzine (Nardil) is a medicine used to treat depression. It belongs to a class of drugs called MAO inhibitors.

What It Treats
methylphenidate

This medicine treats Attention Deficit Hyperactivity Disorder (ADHD) in children. ADHD can make it hard to focus, pay attention, and control impulsive behavior. This medicine can help improve focus and reduce hyperactivity.

phenelzine

This medicine treats depression, especially when it involves anxiety, phobias, or hypochondria. It is often used when other antidepressants haven't worked. It may not be as effective for severe depression with 'endogenous' features.

How It Works
methylphenidate

Methylphenidate is a central nervous system (CNS) stimulant. It works by affecting chemicals in the brain that contribute to hyperactivity and impulsivity. The extended-release capsules release the medicine in two stages, providing both an immediate and a delayed effect.

phenelzine

Phenelzine works by blocking an enzyme called monoamine oxidase (MAO) in your body. MAO breaks down certain chemicals in the brain, like serotonin and norepinephrine. By blocking MAO, phenelzine helps increase the levels of these chemicals, which can improve mood.

Common Side Effects
methylphenidate
  • Headache
  • Trouble sleeping (insomnia)
  • Upper abdominal pain
  • Decreased appetite
  • Loss of appetite (anorexia)
phenelzine
  • Dizziness
  • Headache
  • Drowsiness
  • Trouble sleeping
  • Tiredness
FAERS Reports
methylphenidate
  • Product Quality Issue 5,241
  • Drug Administration Error 1,901
  • Wrong Technique In Drug Usage Process 1,772
  • Application Site Erythema 1,684
  • Drug Dose Omission 1,478
phenelzine
  • Depression 187
  • Headache 136
  • Anxiety 129
  • Weight Increased 120
  • Insomnia 104
Serious Warnings
methylphenidate

This medicine has a high potential for abuse and dependence. Your doctor will assess your risk before prescribing it and monitor you during treatment. Misuse of this medicine may cause sudden death or serious heart problems.

phenelzine

Antidepressants may increase the risk of suicidal thoughts and behavior in children, teens, and young adults. Your doctor will monitor you closely for worsening depression, suicidal thoughts, or unusual changes in behavior. Families and caregivers should also watch for these changes and report them to the doctor. This medicine is not approved for use in children.

Pregnancy
methylphenidate

Tell your doctor if you are pregnant or plan to become pregnant. It is not known if this medicine will harm your unborn baby. There is a pregnancy registry for women who take ADHD medicines during pregnancy.

phenelzine

It is not known if phenelzine can harm an unborn baby. Talk to your doctor if you are pregnant, planning to become pregnant, or breastfeeding.

Also Compare, Nearby Drugs

How to Read This methylphenidate vs phenelzine Comparison

methylphenidate is classified in the CNS Stimulant drug class, while phenelzine sits within the Monoamine Oxidase Inhibitor (MAOI) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, methylphenidate has 12,076 submissions while phenelzine has 676. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to methylphenidate can raise blood pressure, which makes drugs used to lower blood pressure work less effectively.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for methylphenidate or phenelzine.

Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.