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Verapamil (extended-release)
وراپامیل (آهسته‌رهش)
❤️ Cardiovascular SystemCalcium channel blocker
🤰 Pregnancy:Use with caution 🇮🇷 Registered in Iran⛔ 1 contraindications⚠️ 2 interactions 🇺🇸 FDA approved generic (ANDA) ANDA219252ATC C08DA01
Market / country: 🇺🇸 USA
Isoptin SR (US) · Calan SR (US)
🧮 Dose calculator
Hypertension · Regimen source: FDA Verapamil ER · Dosage and Administration
- • Elderly or small people 120 mg. Titrate: 240 mg morning → 180 morning + 180 evening or 240 + 120 → 240 every 12 h. Do not crush ER tablets. FDA Verapamil ER · Dosage and Administration
Enter age (weight is optional for this regimen).
🛡️ Safety & information
Contraindications
- ⛔ Severe LV dysfunction; hypotension (SBP <90) or shock; sick sinus or 2nd/3rd-degree AV block without pacemaker; AF/flutter with accessory pathway (WPW). FDA Verapamil ER · Contraindications
Important interactions
- • With beta-blockers: bradycardia, AV block and heart failure. FDA Verapamil ER · Precautions — Drug Interactions
- • Raises simvastatin/lovastatin levels. FDA Verapamil ER · Precautions — Drug Interactions
Formulations
- 120 mg tablet — tablet 🇺🇸 USA FDA Verapamil ER · Description
- 180 mg tablet — tablet 🇺🇸 USA FDA Verapamil ER · Description
- 240 mg tablet (scored) — tablet 🇺🇸 USA FDA Verapamil ER · Description
👥 Special populations
- 🤰 PregnancyUse with caution
Label states no clear risk or has limited data; use only if needed, under medical advice. FDA Verapamil ER · Precautions/Warnings – Pregnancy
“Because animal reproduction studies are not always predictive of human response, this drug should be used during pregnancy only if clearly needed.”
- 🤱 BreastfeedingNo data
The source for this drug has no section for this group.
- 👶 ChildrenNo data
The source for this drug has no section for this group.
- 👴 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)ANDA219252
- DailyMed (FDA label)FDA Verapamil ER
- MedlinePlus (NIH)Verapamil
- WHO ATC/DDDC08DA01
- Darooyab (Iran)Verapamil
🇮🇷 Registered in Iran Darooyab · G-1930/Verapamil
Dosage forms with Iranian generic codes, per Darooyab.
- 01279 · VERAPAMIL HCL 40MG TAB · قرص وراپامیل هیدروکلراید ۴۰ میلی‌گرم
- 01280 · VERAPAMIL HCL 5MG/2ML AMP · آمپول وراپامیل هیدروکلراید ۵ میلی‌گرم / ۲ میلی‌لیتر
- 01706 · VERAPAMIL HCL 80MG TAB · قرص وراپامیل هیدروکلراید ۸۰ میلی‌گرم
- 06755 · VERAPAMIL HCL SR 120MG TAB · قرص آهسته‌رهش وراپامیل هیدروکلراید ۱۲۰ میلی‌گرم
- 01707 · VERAPAMIL HCL SR 180MG TAB · قرص آهسته‌رهش وراپامیل هیدروکلراید ۱۸۰ میلی‌گرم
- 01278 · VERAPAMIL HCL SR 240MG TAB · قرص آهسته‌رهش وراپامیل هیدروکلراید ۲۴۰ میلی‌گرم
📚 Reference status for this drug
Shows which sources have references recorded for this drug and which do not.
- FDA label (DailyMed)✅ PresentFDA Verapamil ER · DescriptionFDA Verapamil ER · Dosage and AdministrationFDA Verapamil ER · ContraindicationsFDA Verapamil ER · Precautions — Drug InteractionsFDA Verapamil ER · Precautions/Warnings – PregnancyFDA Verapamil 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-1930/Verapamil
- Clinical review⚠ Unverified