Orphenadrine
اورفنادرین
🦴 Musculo-Skeletal SystemCentrally acting muscle relaxant
Market / country: 🇺🇸 USA
Norflex (US)
🧮 Dose calculator
Painful muscle spasm · Regimen source: FDA Orphenadrine ER · Dosage and AdministrationFDA Orphenadrine ER · Indications and Usage
Enter age (weight is optional for this regimen).
🛡️ Safety & information
Contraindications
- ⛔ Glaucoma; pyloric or duodenal obstruction; stenosing peptic ulcer; prostatic hypertrophy or bladder-neck obstruction; cardiospasm (megaoesophagus); myasthenia gravis; hypersensitivity. FDA Orphenadrine ER · Contraindications
Formulations
- 100 mg extended-release tablet — tablet 🇺🇸 USA FDA Orphenadrine ER · How Supplied
👥 Special populations
- 🤰 PregnancyUse with caution
Label states no clear risk or has limited data; use only if needed, under medical advice. FDA Orphenadrine ER · Pregnancy
“Pregnancy Category C Animal reproduction studies have not been conducted with orphenadrine.”
- 🤱 BreastfeedingNo data
The source for this drug has no section for this group.
- 👶 ChildrenSafety not established
Label: safety and effectiveness in children have not been established. FDA Orphenadrine ER · Pediatric Use
“Safety and effectiveness in pediatric patients have not been established.”
- 👴 Older adultsNo data
The source for this drug has no section for this group.
- ⚥ Females & males of reproductive potentialNo data
The source for this drug has no section for this group.
🔗 Reference links
- FDA (approval record)ANDA040284
- DailyMed (FDA label)FDA Orphenadrine ER
- MedlinePlus (NIH)Orphenadrine
- WHO ATC/DDDM03BC01
- Darooyab (Iran)Orphenadrine
🇮🇷 Registered in Iran Darooyab · G-905/Orphenadrine
Dosage forms with Iranian generic codes, per Darooyab.
- 12580 · ORPHENADRINE HCL 50MG CAP · کپسول ارفنادرین هیدروکلراید ۵۰ میلیگرم
📚 Reference status for this drug
Shows which sources have references recorded for this drug and which do not.
- FDA label (DailyMed)✅ PresentFDA Orphenadrine ER · How SuppliedFDA Orphenadrine ER · Dosage and AdministrationFDA Orphenadrine ER · Indications and UsageFDA Orphenadrine ER · ContraindicationsFDA Orphenadrine ER · PregnancyFDA Orphenadrine ER · Pediatric UseFDA Orphenadrine ER · SPL approval / marketing category
- UK SmPC (eMC / MHRA)❌ Not present
- Published guideline❌ Not present
- Licensed reference (medical school)❌ Not present
- Iranian leaflet (IFDA)❌ Not present
- Pharmacy website (secondary, unreliable)✅ PresentDarooyab · G-905/Orphenadrine
- Clinical review⚠ Unverified