PREVACID (lansoprazole) delayed-release capsules, for oral use. PREVACID (lansoprazole) delayed-release orally disintegrating tablets. DESCRIPTION. The active ingredient in PREVACID Delayed-Release Capsules and PREVACID SoluTab Delayed-Release Orally Disintegrating Tablets is lansoprazole, a substituted benzimidazole, 2-[[[3-methyl-4-(2,2. Prescription lansoprazole comes as a delayed-release (releases the medication in the intestine to prevent break-down of the medication by stomach acids) capsule and as a delayed-release orally disintegrating (dissolving) tablet to take by mouth. Is lansoprazole safe to take if I'm pregnant or breastfeeding? Use of lansoprazole in pregnant women has not been adequately evaluated. Lansoprazole has not been studied in nursing women. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Ali on is lansoprazole safe: The drugs can be taken together. One is an antispasmotic and prececid is appi One is an antispasmotic and prececid is appi A medicine called omeprazole, which is similar to lansoprazole, is safe in pregnancy. Lansoprazole and breastfeeding Lansoprazole may get into breast milk, but it's not known whether it harms the baby. Similarly, once you're taking lansoprazole it's important to check with your pharmacist before taking any new medicines, to make sure the combination is safe. Some key points are: Some key points are: Uses. Lansoprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers). It works by decreasing the amount of acid your stomach makes. Lansoprazole is a proton pump inhibitor. Lansoprazole decreases the amount of acid produced in the stomach. Lansoprazole is used to treat and prevent stomach and intestinal ulcers, erosive esophagitis (damage to the esophagus from stomach acid), and other conditions involving excessive stomach acid such as Zollinger-Ellison syndrome. Detailed Lansoprazole dosage information for adults and children. Includes dosages for Gastroesophageal Reflux Disease, Gastric Ulcer, Erosive Esophagitis and more; plus renal, liver and dialysis adjustments. Also known as AG 1749, Bamalite, Lansoprazol, Lansoprazolum, Lanzol, Lanzopral, Lanzul, Limpidex, Monolitum, Ogastro, Opiren, Prevacid. A substituted benzimidazole.