Concentrated urine contains higher levels of urea, creatinine, and other nitrogenous waste products
If headaches persist beyond a week, reduce dose or discontinue
They also strongly warn people with a history of certain types of hereditary thyroid cancers against taking the medications

Call weekdays 9 AM to 5 PM EST at 1-800-88-ADVIL PRINCIPAL DISPLAY PANEL Advil PM Ibuprofen, 200 mg / Diphenhydramine citrate, 38 mg Pain Reliever (NSAID)/ Nighttime Sleep-Aid 2 Coated Caplets* * Capsule-Shaped Tablets PRINCIPAL DISPLAY PANEL Advil PM Ibuprofen, 200 mg / Diphenhydramine citrate, 38 mg Pain Reliever (NSAID)/ Nighttime Sleep-Aid 4 Coated Caplets* * Capsule-Shaped Tablets PRINCIPAL DISPLAY PANEL Advil PM Ibuprofen, 200 mg / Diphenhydramine citrate, 38 mg Pain Reliever (NSAID)/ Nighttime Sleep-Aid 6 Coated Caplets* * Capsule-Shaped Tablets PRINCIPAL DISPLAY PANEL Advil PM Ibuprofen, 200 mg / Diphenhydramine citrate, 38 mg Pain Reliever (NSAID)/ Nighttime Sleep-Aid Coated Caplets* * Capsule-Shaped Tablets For relief of occasional sleeplessness when associated with minor aches and pains Helps you fall asleep and stay asleep See full Drug Facts information on the side and back of this dispenser 30 PACKETS OF 2 COATED CAPLETS* *Capsule-Shaped Tablets CVP 4 Count Carton Advil PM Ibuprofen, 200 mg / Diphenhydramine citrate, 38 mg Pain Reliever (NSAID)/ Nighttime Sleep-Aid 4 Coated Caplets* * Capsule-Shaped Tablets CVP HEALTH Labeler - Lil Drug Store Products, Inc (093103646) Frequently asked questions What is the max dose of diphenhydramine for adults

Dihexa takes an entirely different route
Gastrointestinal discomfort or fatigue may occur, especially during dose adjustments