Test ID: FAMAN
Amantadine (Symmetrel)
Reference Values
Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.
Therapeutic range has not been established.
expected steady state amantadine concentrations in
patients receiving recommended daily dosages:
200-1000 ng/mL
Toxicity reported at greater than 2000 ng/mL
Test Performed by: Medtox Laboratories, Inc.
402 W. County Road D
St. Paul, MN. 55112


