Anti-nauseants / Anti-emetics

Dimenhydrinate (Gravol®)

[Section 1.1] (Gravol®) is categorized in a class of drugs called antihistamines. Competes with histamine for H1-receptor sites on effector cells in the respiratory tract, gastrointestinal tract and blood vessels; blocks chemoreceptor trigger zones. Read more

Doxylamine succinate – pyridoxine hydrochloride (Diclectin®)

Section 1.1 Midwives may independently prescribe, order and administer this drug. Doxylamine succinate competes with histamine for H1-receptor sites, which block chemoreceptor trigger zones, which control the symptoms of nausea and vomiting. The pyridoxine hydrochloride component is a vitamin which has antiemetic effects. Indications and Clinical Use: Nausea and vomiting in pregnancy (NVP) is a … Read more

Metoclopramide (Maxeran®)

[Section 1.1] (Maxeran®, Apo-Metoclop®) is a dopamine receptor antagonist which works in the chemoreceptor trigger zone of the brain thereby reducing emesis, increasing gastric emptying and intestinal muscle contractions, and increasing the tone of the lower esophageal sphincter. Read more

Ranitidine (Zantac®)

[Section 1.1] (Zantac®, Apo-Ranitidine®, Novo-Ranidine®, Nu-Ranit®) belongs to a group of drugs called histamine-2 blockers. Ranitidine works by reducing the amount of acid produced in the stomach. Read more