Regestrone contains Norethisterone, which is used as an oral contraceptive. Norethisterone is a progestin, which is a synthetic form of the hormone progesterone. The common side effects seen while taking Regestrone are weight gain, nausea, headache, fever, dizziness, spotting, abdominal cramps, and sleep problems.

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I have missed my period for two months. Can I take Regestrone again?

Query: Hi doctor, My age is 27 years, female, height 5 feet 4 inches and current weight is 169.5 lbs. I got my last period two months back, increased 8.8 lbs of weight in last two months. I am not sexually active, unmarried. I have been physically active, do yoga and walking regularly. Two years ago when t...  Read Full »

Dr. Makwana Tanvi Ghanshyambhai

Answer: Hello, Welcome to After going through your health history it is evident that you are having hypothyroidism and more likely clinical polycystic ovarian syndrome. In this scenario, irregular menses are very common and in some people also weight gain can occur. In my opinion, first, you ...  Read Full »

I was put on Yaz recently and have not stopped bleeding at all. What can I take?

Query: Hello doctor,I am an 18 year old female. I was recently put on the contraceptive pill Yaz for 12 days and have not stopped bleeding in that time. The blood varies from dark red and stringy to black and is reasonably heavy (about the same as the first few days of period). Is there anything I can do t...  Read Full »

Dr. Balakrishnan R

Answer: Hello, Welcome to How are you doing? You can definitely have tablet Tranexamic acid, but I do not think it will stop the bleeding. To immediately stop bleeding, I suggest you take tablet Norethisterone 5 mg (Primolut-N or Norgest or Regestrone or Regulate or Carina-NCR). Have two ta...  Read Full »

Can you please suggest medicines to postpone my periods by a day?

Query: Hi doctor,I have an unavoidable family function coming up when my periods would also start.I have never used any medicine to postpone my periods.My monthly cycle is of 28 days. My periods would start on the last day of this month, which I need to postpone for a day.Could you please prescribe me some...  Read Full »

Dr. Poonguzhali Liston

Answer: Hello, Welcome to I understand your concern. Though it is possible to postpone your periods, it is not possible to just do it for a day. We give the tablet Progesterone (synthetic form) and then stop it to cause withdrawal bleeding. The bleeding usually starts after quitting the tab...  Read Full »

I have taken 15 Regestrone tablets at once. Will there be any side effect?

Query: Hello doctor, I have taken 15 Regesterone tablets at once. Now having pain. Is there any side effect of this?  Read Full »

Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to Norethisterone is progesterone-like a hormone, usually used to correct menstruation-related problems. It is never taken in such high doses. Taking such a high dose can cause a lot of unexpected side effects, including breast enlargement, pain in the chest, nausea, bl...  Read Full »

Will hysterectomy cure adenomyosis?

Query: Hello doctor, My wife usually has a period for six to seven days. On the first two days, she has pain. At times, she has heavy clots also. The doctor had asked us to do the scanning and some test. The scanning report is attached. 'There is anteverted and bulky uterus which measures 11.7 by 10.3 by...  Read Full »

Dr. Sameer Kumar

Answer: Hello, Welcome to The scan (attachment removed to protect patient identity) shows a bulky uterus which can be due to adenomyosis or possible fibroids in situ, but the absence of fibroids is evident. She is likely to experience painful menses and heavy bleeding due to adenomyosis as we...  Read Full »

Can I be pregnant even after taking Regestrone tablets after sexual intercourse?

Query: Hello doctor, My last period was 30 days back. This month I started taking the Regestrone tablet from last week. Yesterday, I got physical, but we separated before my husband's pre cum. After that, I took the Regestrone tablet again as we had some holy rituals at home. Can I be pregnant? What are th...  Read Full »

Dr. Sameer Kumar

Answer: Hello, Welcome to I understand your concern. Yes, you may get pregnant as Regestrone (Norethisterone) is not a contraceptive pill. Therefore, you should stop taking Regestrone tablets and take an emergency contraceptive pill like i-Pill (Levonorgestrel) within 72 hrs of sexual interc...  Read Full »

After how many days of Regestrone does the period occur?

Query: Hi doctor, I have a 3-year-old child. Now I want to avoid unplanned pregnancy. Usually, mine is a 27-day cycle. I got my last period 35 days ago. Till now, I have not got the period. I have not done any pregnancy tests. I started taking Regestrone tablets from last week for two days (morning and ni...  Read Full »

Dr. Poonguzhali Liston

Answer: Hi, Welcome to I understand your concern. Firstly, Regestrone (Norethisterone) has to be taken for five days twice or thrice daily. A lesser dose may not help to induce your period. The lesser dose may be the cause of your delayed period. Secondly, even after completion of dosage, it ...  Read Full »

How long should I continue Regesterone after D and C procedure?

Query: Hello doctor, I got a D and C done a month back for the endometrial polyp. The doctor told me there is uterus infection and prescribed antibiotics. After the course of antibiotics, the other doctor prescribed Regesterone10 mg for 20 days. I still have eight tablets to go, and I got my periods yeste...  Read Full »

Dr. Sugreev Singh

Answer: Hi, Welcome to I have checked your reports (attachment removed to protect patient identity), and it is suggestive of infection only, but it is chronic. It means it is there for a few weeks or months. There is no other abnormal growth. So nothing to worry about. If you were ta...  Read Full »

Got periods after taking Regestrone post unprotected sex. Is there any chance of pregnancy?

Query: Hello doctor, I and my fiancee had unprotected sex a month back. I had an orgasm before having but not during sex. She has PCOD so her periods are irregular. She went to the doctor and doctor suggested having Regestrone 5 mg three tablets for three days. She started taking it 13 days later and fini...  Read Full »

Dr. Balakrishnan R

Answer: Hi, Welcome to How are you doing? As she has PCOD (polycystic ovarian disease), her ovulation date cannot be predicted. So there is always a chance of pregnancy. But as she had bleeding after having tablet Regestrone, pregnancy is not possible. Bleeding after having hormones will be ...  Read Full »

Is it normal to have nausea while on Regestrone?

Query: Hello doctor, My periods are delayed by a month and was prescribed Regestrone 5 mg twice daily for three days. How soon can I expect to start bleeding and is it normal to feel nauseous after taking that dosage? Until when is it legal to get an abortion for a woman without any complications or fai...  Read Full »

Dr. Sravanthi Nuthalapati

Answer: Hello, Welcome to As you asked, yes, it is common to have nausea after taking Regestrone pills, as it is a hormonal pill. Your periods will stop only after stopping the tablet and should be getting any time between 7-10 days after stopping it, as it varies from person to person. MTP ...  Read Full »

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