Brown Discharge While on Birth Control Pills: Key Questions Answered - Obstetrics and Gynecology

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Birth control pills brown discharge?


On February 9, the first day of menstruation began, and the contraceptive pill (21 tablets) was started on February 17, with no missed doses.
On February 23, occasional brown discharge began, and it has continued during the current pill-free week (7 days).

Q1: Should I wait until the 5th day of my next period to start the next pack of pills, or should I just wait the full 7 days before starting the next pack?
Q2: Is the first day of menstruation counted from when I see red blood, or does brown discharge count as the first day of my period (noting that I have had brown discharge every day since the last few pills until today)?
Q3: Do I need to take a pregnancy test?

Xiaoquan, 20~29 year old female. Ask Date: 2021/03/13

Dr. Cai Yonglong reply Obstetrics and Gynecology


A1: The fifth day after the onset of menstruation.
A2: Started taking birth control pills too late, which did not completely suppress ovulation, so the bleeding on 2/23 may be ovulatory bleeding.
A3: Therefore, a pregnancy test is necessary.

Reply Date: 2021/03/13

More Info


Understanding brown discharge while on birth control pills can be concerning, especially for those who are new to using hormonal contraceptives. Let's address your questions one by one, while also providing some context about what brown discharge might indicate and how to manage your birth control regimen effectively.

Q1: Should I wait until the 5th day of my period to start the next pack of pills, or should I take a break for 7 days before starting the next pack?
When taking combination birth control pills, the standard practice is to take the pills for 21 days, followed by a 7-day break during which you typically have your period. If you have been taking your pills consistently without missing any doses, you should continue with the regimen as prescribed. If your brown discharge occurs during the placebo week (the 7-day break), it is often just a sign of withdrawal bleeding, which can vary in color and consistency. You should start your next pack of pills after the 7-day break, regardless of whether the discharge is brown or red.

Q2: Is the first day of my period counted when I see red blood, or does brown discharge count as the first day?
In the context of menstrual cycles, the first day of your period is typically defined as the first day of full red bleeding, not brown discharge. Brown discharge can occur at the beginning or end of a menstrual cycle and is often just old blood that is taking longer to exit the body. If you are experiencing brown discharge but no full red bleeding, it is advisable to wait until you see red blood to count it as the start of your period.

Q3: Should I take a pregnancy test?
If you have been taking your birth control pills consistently and correctly, the likelihood of pregnancy is low. However, if you experience any unusual symptoms, such as missed periods, significant changes in your discharge, or other signs of pregnancy (nausea, breast tenderness, fatigue), it may be wise to take a pregnancy test for peace of mind. If you have any doubts or concerns, consulting with your healthcare provider is always a good idea.

Additional Context on Brown Discharge and Birth Control Pills
Brown discharge while on birth control pills can be quite common and is often not a cause for concern. It can occur for several reasons, including:
1. Hormonal Fluctuations: Birth control pills work by regulating hormones, and sometimes, this can lead to breakthrough bleeding or spotting, which may appear brown.

2. Withdrawal Bleeding: During the placebo week, your body may respond to the drop in hormones by shedding the uterine lining, which can result in brown discharge.

3. Old Blood: Brown discharge is often just old blood that has taken longer to exit the body. It is not uncommon to see this at the beginning or end of a menstrual cycle.

4. Infection or Other Conditions: While less common, brown discharge can sometimes indicate an infection or other medical conditions. If the discharge is accompanied by an unusual odor, itching, or discomfort, it is essential to seek medical advice.

In summary, brown discharge while on birth control pills is generally not a cause for alarm, especially if you have been taking your pills consistently. Follow your prescribed regimen, and if you have any concerns about your symptoms or the effectiveness of your birth control, do not hesitate to reach out to your healthcare provider for personalized advice. They can provide you with the most accurate information based on your medical history and current health status.

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