Preterm labor is labor that happens too early, before 37 weeks of pregnancy. 4-5 doses: Usually it takes about 4-5 doses to achieve a steady state of most drugs. 3. I think I'll be going off of it around 36 weeks again and I'm sure nothing will happen when I stop. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. by. Excessive and poorly tolerated hypotension (low blood pressure) is experienced by some people. I am just curious how long it might take to go into labor after stopping these meds. Just went into labor and was 4cm by the time I knew. A typical pregnancy lasts about 40 weeks. I've also been on progesterone shots. Just as Nifedipine relaxes smooth muscles in the heart, it also relax smooth muscles of the uterus slowing or halting contractions and avoiding preterm labor Adalat Oros 3. Calcium channel bloc: Nifedipine is a common calcium channel blocker that is used commonly as an antihypertensvie. Armywife13 Due April 3 (girl); 17 kids; Allenhurst, Georgia 2442 posts. I am NOT ready for baby to be here, but I don't have a lot of hope. } else { The exact way nifedipine works in angina is not known; however, experts believe it helps prevent spasm of the coronary artery and reduces how hard the heart has to work to pump blood around the body, lowering its oxygen requirements. If it continues for a long time, the heart and arteries may not function properly. Dizziness may increase your risk of falls. I had preterm labour stopped 3 times at 27-38wks and was on bedrest and nifedipine until 36wks. how long after stopping nifedipine did labor start var p = Tracker.prototype; Nifedipine inhibits the influx of calcium ions across cardiac (heart) and smooth muscle causing relaxation of these muscles and dilation (widening). It sounds like we have similiar circumstances. Nifedipine is popular for the treatment of hypertension in pregnancy and is widely used. It is used to treat high blood pressure (hypertension) and chest pain (angina). I stopped procardia at 34 weeks. 'eventLabel': arguments[4], As an expecting mother, you might not expect any weight loss until after delivery.