Usual Adult Dose for Breast Cancer -- Adjuvant:
240 mg orally once a day continuously for 1 year
NOTE: Antidiarrheal prophylaxis is recommended during the first 2 cycles (56 days) of therapy and should be initiated with the first dose. Titrate loperamide to 1 to 2 bowel movements per day.
MANUFACTURER SUGGESTED PROPHYLACTIC LOPERAMIDE DOSING:
-Weeks 1 and 2 (days 1 through 14): 4 mg orally 3 times a day
-Weeks 3 through 8 (days 15 through 56): 4 mg orally 2 times a day
-Weeks 9 through 52 (days 57 through 365): 4 mg as needed (not to exceed 16 mg per day)
Use: For the extended adjuvant treatment of adult patients with early stage HER2-overexpressed/amplified breast cancer (to follow adjuvant trastuzumab-based therapy)
 Detailed Nerlynx dosage information
What happens if I miss a dose?
Skip the missed dose and use your next dose at the regular time. Do not use two doses at one time.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose symptoms may include severe diarrhea or vomiting, stomach pain, increased thirst, decreased urination, dark urine, dizziness, or hot and dry skin.
