Metoprolol
Lopressor, Toprol-XL, Kapspargo Sprinkle, and generics
Adrenergic blocking agent (β1 selective), class II antiarrhythmic
| C | 1 | No | Yes | Yes |
| Key |
- Tabs: 25, 37.5, 50, 75, 100 mg
- Extended release tabs (Toprol-XL and generics): 25, 50, 100, 200 mg
- Extended release caps as sprinkles (Kapspargo Sprinkle): 25, 50, 100, 200 mg; contains corn starch
- Oral liquid:10 mg/mL
- Injection: 1 mg/mL (5 mL)
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Citation
Hughes, Helen K., and Lauren K. Kahl, editors. "Metoprolol." Harriet Lane Handbook Harriet Lane Handbook, 23rd ed., Elsevier, 2024. Harriet Lane, www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309502/2/Metoprolol.
Metoprolol. In: Hughes HKH, Kahl LKL, eds. Harriet Lane Handbook Harriet Lane Handbook. Elsevier; 2024. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309502/2/Metoprolol. Accessed October 8, 2026.
Metoprolol. (2024). In Hughes, H. K., & Kahl, L. K. (Eds.), Harriet Lane Handbook Harriet Lane Handbook (23rd ed.). Elsevier. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309502/2/Metoprolol
Metoprolol [Internet]. In: Hughes HKH, Kahl LKL, eds. Harriet Lane Handbook Harriet Lane Handbook. Elsevier; 2024. [cited 2026 October 08]. Available from: https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309502/2/Metoprolol.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Metoprolol
ID - 309502
ED - Hughes,Helen K,
ED - Kahl,Lauren K,
BT - Harriet Lane Handbook
UR - https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309502/2/Metoprolol
PB - Elsevier
ET - 23
DB - Harriet Lane
DP - Unbound Medicine
ER -

Harriet Lane Handbook

