Olanzapine
الانزاپین
🧠 Nervous SystemAtypical antipsychotic
Market / country: 🇺🇸 USA
Zyprexa (US)
🧮 Dose calculator
Schizophrenia · Regimen source: FDA Zyprexa · 2.1
- • Weight gain and dyslipidemia are greater in adolescents; other drugs may be considered first. FDA Zyprexa · 1.1
Enter age (weight is optional for this regimen).
🛡️ Safety & information
Formulations
- 2.5 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
- 5 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
- 7.5 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
- 10 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
- 15 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
- 20 mg tablet — tablet 🇺🇸 USA FDA Zyprexa · 3
👥 Special populations
- 🤰 PregnancyUse with caution
Label states no clear risk or has limited data; use only if needed, under medical advice. FDA Zyprexa · 8.1
“Risk Summary Neonates exposed to antipsychotic drugs, including ZYPREXA, during the third trimester are at risk for extrapyramidal and/or withdrawal symptoms following delivery (see Clinical Considerations) .”
- 🤱 BreastfeedingUse with caution
Label: use with caution while breastfeeding; see the label text. FDA Zyprexa · 8.2
“Risk Summary Olanzapine is present in human milk.”
- 👶 ChildrenUse with caution
The label has conditions, age limits or notes for children; the label sentence is quoted below. FDA Zyprexa · 8.4
“Safety and efficacy of ZYPREXA and fluoxetine in combination in children and adolescents (10 to 17 years of age) have been established for the acute treatment of depressive episodes associated with bipolar I disorder.”
- 👴 Older adultsDangerous / avoid
Label: serious warning or avoid in older adults. FDA Zyprexa · Boxed Warning
“Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at an increased risk of death.”
- ⚥ Females & males of reproductive potentialUse with caution
Label has advice on pregnancy testing, contraception or fertility for females and males. FDA Zyprexa · 8.3
“Infertility Females Based on the pharmacologic action of olanzapine (D 2 receptor antagonism), treatment with ZYPREXA may result in an increase in serum prolactin levels, which may lead to a reversible reduction in fertility in females of reproductive potential [see Warnings and Precautions ( 5.15 )] .”
🔗 Reference links
- FDA (approval record)NDA020592
- DailyMed (FDA label)FDA Zyprexa
- MedlinePlus (NIH)OlanzapineOlanzapine Injection
- WHO ATC/DDDN05AH03
- Darooyab (Iran)Olanzapine
🇮🇷 Registered in Iran Darooyab · G-1315/Olanzapine
Dosage forms with Iranian generic codes, per Darooyab.
- 02035 · OLANZAPINE 10MG TAB · قرص اولانزاپین ۱۰ میلیگرم
- 02746 · OLANZAPINE 15MG TAB · قرص اولانزاپین ۱۵ میلیگرم
- 02751 · OLANZAPINE 2.5MG TAB · قرص اولانزاپین ۲٫۵ میلیگرم
- 01907 · OLANZAPINE 5MG TAB · قرص اولانزاپین ۵ میلیگرم
- 50393 · OLANZAPINE 10 MG INJ · فرآورده تزریقی اولانزاپین ۱۰ میلیگرم
📚 Reference status for this drug
Shows which sources have references recorded for this drug and which do not.
- FDA label (DailyMed)✅ PresentFDA Zyprexa · 3FDA Zyprexa · 2.1FDA Zyprexa · 1.1FDA Zyprexa · 2.2FDA Zyprexa · 8.1FDA Zyprexa · 8.2FDA Zyprexa · 8.4FDA Zyprexa · Boxed WarningFDA Zyprexa · 8.3FDA Zyprexa · 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-1315/Olanzapine
- Clinical review⚠ Unverified