Medication module
Can Flomax (tamsulosin) be crushed?
Also searched as Flomax · Extended-release capsule
Exact formulation checkedExtended-release capsuleA different strength, suffix, coating, capsule, or manufacturer may have different instructions.
Why
Capsule contents are extended-release pellets that must not be crushed or chewed; crushing alters absorption and increases side-effect risk.
What to ask the pharmacist instead
Ask the prescriber whether an alternative alpha-blocker available in other formulations is appropriate.
SourceISMP “Do Not Crush” list
Source checked2026-04-02
Clinical reviewSLP review in progress
Confirm with your pharmacist before changing how any medication is taken. This page never provides dosing guidance.
Confirm the pill before changing it
- Match the generic or brand name and strength on the prescription label.
- Match the exact formulation, especially ER, XR, XL, SR, CR, DR, or EC.
- Use the manufacturer or NDC and imprint as supporting identifiers, then confirm with the pharmacist.
Do not use color or shape alone. FDA guidance notes that approved generic pills can look different while containing the same medicine.
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