Riboflavin Dosage
Riboflavin Dosage Generic name: riboflavin (vitamin B2) Brand names: B2-400, Vitamin B2 Drug class: Vitamins Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: SOL: 0.146% Progressive keratoconus [viscous formulation] Dose: 1 gtt in eye(s) q2min x30min, then exam for yellow flare; if no flare, cont. 1 gtt in eye(s) q2min x2-3 doses and […]
Rifabutin Dosage
Rifabutin Dosage Generic name: rifabutin Brand name: Mycobutin Drug class: Rifamycin derivatives Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: CAP: 150 mg MAC prophylaxis, primary [300 mg PO qd] Alt: 150 mg PO bid; Info: not 1st-line agent; give w/ food MAC prophylaxis, secondary [300 mg PO qd] Alt: 150 mg PO bid; Info: part […]
Rifadin Dosage
Rifadin Dosage Generic name: Rifampin Capsules Drug class: Rifamycin derivatives Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: CAP: 150 mg, 300 mg; INJ: various Tuberculosis, active [10 mg/kg/dose PO/IV qd for at least 6mo] Max: 600 mg/dose; Alt: 10 mg/kg/dose PO/IV 2x, 3x, or 5x/wk for at least 6mo if directly observed tx, max […]
Rifamycin Dosage
Rifamycin Dosage Generic name: rifamycin Brand name: Aemcolo Drug class: Rifamycin derivatives Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: DR TAB: 194 mg Traveler’s diarrhea, uncomplicated [388 mg PO bid x3 days] Info: for pts w/ noninvasive E. coli strains, w/o fever or blood in stool; give w/ 6-8 oz of liquid; do […]
Rifapentine Dosage
Rifapentine Dosage Generic name: rifapentine Brand name: Priftin Drug class: Rifamycin derivatives Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: TAB: 150 mg Tuberculosis, active [continuation phase, weekly regimen, non-HIV pts] Dose: 10-20 mg/kg/dose PO qwk x18-31wk; Start: after completing initiation phase; Info: admin. by directly observed tx; give w/ isoniazid 900 mg PO qwk; not […]
Rifaximin Dosage
Rifaximin Dosage Generic name: rifaximin Brand name: Xifaxan Drug class: Miscellaneous antibiotics Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: TAB: 200 mg, 550 mg Traveler’s diarrhea, E. coli-induced [200 mg PO tid x3 days] Hepatic encephalopathy [550 mg PO bid] IBS, diarrhea-predominant [550 mg PO tid x14 days] Info: may repeat dose up […]
Remeron Dosage
Remeron Dosage Generic name: mirtazapine Brand names: Remeron, Remeron SolTab Drug class: Tetracyclic antidepressants Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: TAB: 15 mg, 30 mg Major depressive disorder [15-45 mg PO qhs] Start: 15 mg PO qhs; Max: 45 mg/day; Info: consider lower doses in elderly pts; taper dose gradually to D/C Renal […]
Relpax Dosage
Relpax Dosage Generic name: eletriptan Drug class: Antimigraine agents Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: TAB: 20 mg, 40 mg Migraine headache, acute [20-40 mg PO x1] Max: 80 mg/24h; Info: may repeat dose x1 after 2h Renal dosing [not defined] renal impairment: no adjustment HD/PD: not defined Hepatic dosing mild-mod impairment: […]
Relistor Dosage
Relistor Dosage Generic name: methylnaltrexone (oral/injection) Drug class: Peripheral opioid receptor antagonists Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: TAB: 150 mg; INJ (pre-filled syringe): 8 mg per 0.4 mL, 12 mg per 0.6 mL; INJ (vial): 12 mg per 0.6 mL Constipation, opioid-induced [chronic non-cancer pain pts] Dose: 450 mg PO qam; Alt: […]
Relenza Diskhaler Dosage
Relenza Diskhaler Dosage Generic name: Zanamivir Brand name: Relenza Diskhaler Drug classes: Inhaled anti-infectives, Neuraminidase inhibitors Medically reviewed by A Ras MD. Recommended Adult Dosing Dosage forms: DPI: 5 mg per blister Influenza A and B (seasonal flu) tx, uncomplicated [2 puffs inhaled q12h x5 days] Start: w/in 48h of sx onset; Info: give 2 doses on Day 1 […]