recommended dose for diovan valsartan. Diovan HCT® (valsartan and hydrochlorothiazide, USP) is available as tablets . . Concomitant use with an ACE inhibitor and a beta blocker is not recommended. . . . . The recommended starting dose of Diovan (valsartan) is 80 mg or 160 mg once daily when used as monotherapy in patients who are not volume-depleted. . (Calculations assume an oral dose of 25 mg/day and a 60-kg patient. . If it is almost time for your next dose, take only that dose. .... more