Chapter 21 Nausea, Vomiting, and Upper Gastrointestinal Tract Motility Disorders (2024)

Antacids (also see Chapter 20 Medication Tables)

Magnesium hydroxide (mag NEE zhum) (hye DROX ide)

Various products

Oral

Liquid

5–15 mL up to 4 times/day as needed

OTC

Aluminum hydroxide (a LOO mi num) (hye DROX ide)

Various products

Oral

Liquid

10 mL 5–6 times daily after meals and at bedtime as needed

OTC

Calcium carbonate (KAL see um) (KAR bon ate)

Various products

Oral

Tablet, liquid

1–4 tablets as symptoms occur; 10–15 mL q 2–4 hr as needed

OTC

H2-Receptor Antagonists (also see Chapter 20 Medication Tables)

Cimetidine (sye MET i deen)

Tagamet HB

Oral

Tablet, liquid

200 mg up to twice daily as needed

OTC

Famotidine (fa MOE ti deen)

Pepcid AC

Oral

Tablet, liquid

10–20 mg up to twice daily as needed taken 10–60 min before meals

OTC

Nizatidine (ni ZA ti deen)

Axid AR

Oral

Tablet, solution

150 mg up to twice daily as needed

OTC

Proton Pump Inhibitors (also see Chapter 20 Medication Tables)

Dexlansoprazole (dex lan SOE pra zole)

Dexilant

Oral

Tablet

30 mg once daily

Rx

Esomeprazole (es oh ME pray zol)

Nexium

Oral

Tablet

20 mg once daily as needed

OTC

Lansoprazole (lan SOE pra zole)

Prevacid

Oral

Tablet

15 or 30 mg once daily as needed

OTC

Omeprazole (oh ME pray zol)

Prilosec

Oral

Tablet

20 mg once daily as needed

OTC

Pantoprazole (pan TOE pra zole)

Protonix

Oral

Tablet

20–40 mg once daily as needed

Rx

Rabeprazole (ra BE pray zole)

AcipHex

Oral

Tablet

20 mg once daily as needed

Rx

Anticholinergics

Scopolamine (skoe POL a meen)

Transderm Scop

Transdermal

Patch

1 mg q 72 hr as needed

Rx

Antihistamines

Dimenhydrinate (dye men HYE dri nate)

Dramamine

Oral, IV, IM

Tablet, injection

Oral: 50–100 mg q 4–6 hr as needed; IM, IV: 50 mg q 4 hrs

OTC

Diphenhydramine (dye fen HYE dra meen)

Benadryl

Oral, IV, IM

Tablet, capsule, liquid, injection

Oral: 25 mg q 4–6 hr or 50 mg q 6–8 hr as needed; IM, IV: 10–50 mg q 6 hr as needed

OTC

Hydroxyzine (hye DROX i zeen)

Vistaril

Oral

Tablet, liquid

25–50 mg q 6 hr as needed

Rx

Meclizine (MEK li zeen)

Bonine, Antivert, Dramamine Less Drowsy

Oral

Tablet

25–50 mg 1 hr before travel or 25–100 mg daily in divided doses

OTC

Phenothiazines

Chlorpromazine (klor PROE ma zeen)

Thorazine

Oral, IV, IM

Tablet, injection

Oral: 10–25 mg q 4–8 hr as needed; IM, IV: 10–25 mg q 3–4 hr as needed

Rx

Prochlorperazine (proe klor PER a zeen)

Compazine, Compro

Oral, rectal, IV, IM

Tablet, suppository, injection

Oral: 5–10 mg 3–4 times daily as needed; rectal: 25 mg twice daily as needed; IM: 5–10 mg q 3–4 hr as needed; IV: 2.5–10 mg q 3–4 hr as needed

Rx

Promethazine (proe METH a zeen)

Phenergan

Oral, rectal, transdermal, IV, IM

Tablet, liquid, suppository, injection

12.5–25 mg q 4–6 hr as needed

Rx

Butyrophenones

Droperidol (droe PER i dole)

Inapsine

IV, IM

Injection

0.625–1.5 mg after surgery

Rx

Haloperidol (ha loe PER i dole)

Haldol

Oral, IM, IV

Tablet, injection

0.5–1 mg q 6 hrs as needed for CINV; 0.5–2 mg as a single dose at end of surgery for PONV

Rx

Benzamides

Metoclopramide (met oh KLOE pra mide)

Reglan

Oral, IM, IV

Tablet, liquid, injection

N/V: IV or oral; IV, 10 or 20 mg as a single dose; oral, 10 mg as a single dose and may repeat after 4–6 hr if needed

CINV: oral 10 mg before chemotherapy or 10 mg q 6 hr as needed; can also be used 10–20 mg four times/day on post-chemotherapy days 2–4 and can be given in combination with dexamethasone; delayed CINV: 0.5 mg/kg or 20 mg q 6 hr as needed, 2–4 days

Rx

Trimethobenzamide (trye meth oh BEN za mide)

Tigan

Oral, IM

Capsule, injection

Oral: 300 mg 3–4 times daily; IM: 200 mg 3–4 times daily

Rx

Corticosteroids

Dexamethasone (dex a METH a sone)

Decadron

Oral, IM, IV

Tablet, injection

Can be given with NK1-receptor antagonist and serotonin-receptor antagonist with or without olanzapine; 10 mg prior to chemotherapy; 12 or 20 mg oral or IV, depending on specific NK1 antagonist used; on post-chemotherapy days, can be given 8 mg once or twice daily on days 2–4, depending on which agents dexamethasone was administered with

Rx

Cannabinoids

Dronabinol (droe NAB i nol)

Marinol, Syndros

Oral

Capsule

Capsule: 5 mg/m2 before chemotherapy, then q 2–4 hr as needed for a total of 4–6 doses/day; increase dose in increments of 2.1 mg/m2 based on response (max 12.6 mg/m2 dose); solution: 4.2 mg/m2 then q 2–4 hr as needed for a total of 4–6 doses/day; increase dose in increments of 2.1 mg/m2 based on response (max 15 mg/m2 dose)

Rx-CIII

Benzodiazepines

Lorazepam (lor A ze pam)

Ativan

Oral, IV

Tablet, injection

0.5–2 mg q 4–6 hr as needed

Rx-CIV

Serotonin Antagonists

Dolasetron (dol A se tron)

Anzemet

Oral, IV

Tablet, injection

100 mg orally within 2 hr before chemotherapy; may be used with dexamethasone, an NK1-receptor antagonist, and olanzapine

Rx

Granisetron (gra NI se tron)

Sancuso, Sustol

IV, oral, transdermal

Injection, tablet, oral liquid, transdermal patch

IV: 10 mg within 30 min before chemotherapy; PO: 1 mg twice daily or 2 mg daily 1 hr before chemotherapy; SUBQ: 10 mg 30 min prior to chemotherapy in combination with dexamethasone or an NK1-receptor antagonist; transdermal: apply 24–48 hr before chemotherapy; remove no sooner than 24 hr after chemotherapy; may be worn up to 7 days

Rx

Ondansetron (on DAN se tron)

Zofran

IV, oral

Injection, tablet, liquid

Postop N/V: 4 mg IV or 8 mg PO

Chemo: 8 mg or 0.15 mg/kg IV or 8 mg BID × 2 doses; schedule and dosing varies depending on chemo regimen.

Rx

Palonosetron (pal oh NOE se tron)

Aloxi

IV

Injection

0.25 mg IV 30 min prior to chemo

Rx

Neurokinin1 Antagonist

Aprepitant (ap RE pi tant)

Emend

Oral

Capsule

130 mg IV 30 min prior to chemotherapy in combination with a serotonin antagonist and dexamethasone

OR

125 mg capsule or 3 mg/kg suspension (max 125 mg/dose) 1 hr prior to chemotherapy, followed by 80 mg once daily for 2 days, in combination with serotonin antagonist and dexamethasone

Rx

Fosaprepitant dimeglumine

(fos ap RE pi tant di ME gloo meen)

Emend

IV

Injection

150 mg 30 min prior to chemotherapy, given in combination with serotonin antagonist and dexamethasone

Rx

Rolapitant

(roe LA pi tant)

Varubi

Oral

Tablet

180 mg 2 hr prior to chemotherapy in combination with dexamethasone, with or without serotonin antagonist

Rx

Miscellaneous Agents

Bismuth subsalicylate (biz muth) (sub sa LIS i late)

Pepto-Bismol, various additional products containing bismuth

Oral

Caplet, liquid, suspension

524 mg q 30–60 min or 1,050 mg q 60 min for up to 2 days (maximum 4,200 mg/24 hr)

OTC

Phosphorated carbohydrate solution

Emetrol

Oral

Liquid

15–30 mL; repeat dose q 15 min until distress subsides; not to be administered over more than 1 hr (5 doses)

OTC

Pyridoxine (peer i DOX een)

Aminoxin, Pyri-500

IM, IV, oral

Capsule, injection solution, liquid, tablet, sustained-release tablet

10–25 mg PO daily 3–4 times daily, alone or in combination with doxylamine

OTC

Erythromycin (er ith roe MYE sin)

Erythrocin, EryPEd, E.E.S., Ery-Tab, others

Oral, IV

Capsule, granules for suspension, injection, powder for suspension, tablet

250–500 mg 3 times daily before meals; 3 mg/kg every 8 hr

Rx

Chapter 21  Nausea, Vomiting, and Upper Gastrointestinal Tract Motility Disorders (2024)
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