1 doctor weighed in:

How long does loperamide take before it takes effect?

1 doctor weighed in
Dr. Dan Fisher
Internal Medicine

In brief: About an hour

About an hour or so.
Peak effects at a few hours then gradual wearing off.

In brief: About an hour

About an hour or so.
Peak effects at a few hours then gradual wearing off.
Dr. Dan Fisher
Dr. Dan Fisher
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