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Is birth control effective immediately

A 19-year-old female asked:
Dr. Stephen Richards
41 years experience Obstetrics and Gynecology
Psotpartum: The first few periods postpartum can be abnormal. Adipex no effect. Bc on sunday-i guess you are asking if starting your pill on the sunday following ... Read More
Dr. Chevies Newman
21 years experience Obstetrics and Gynecology
Yes, delivering 9 : Weeks ago will alter your cycle! i assume u are not breast feeding and trying to lose pregnancy wt on adipex, that's not the reason, it is recommended ... Read More

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A 22-year-old member asked:
Dr. Craig Keathley
23 years experience Obstetrics and Gynecology
No: There is a delay until vasectomy can be relied upon. Your partner will need to have a follow up semen analysis to confirm the absence of sperm.
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1 thank
Dr. Robert Kwok
32 years experience Pediatrics
Not for some weeks: Vasectomy prevents sperm from going into semen, and should include: the surgery, using other birth control or condoms to collect the next 20 ejaculati ... Read More
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1 thank
Dr. James Lin
A Verified Doctor answered
A US doctor answered Learn more
Up to 99.85%...: Vasectomy will not provide an instant contraception so post-vasectomy precaution against pregnancy has to continue until post-vasectomy semen exam sho ... Read More
A 21-year-old member asked:
Dr. LUIS IRIZARRY
A Verified Doctor answered
A US doctor answered Learn more
Bcp: Birth control pills are usually effective the first month you begin taking them. To be safe, some doctors recommend the use of another form of birth c ... Read More
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2 thanks
Dr. Paula Hillard
43 years experience Obstetrics and Gynecology
It depends: It depends on whether you can be sure you're not pregnant--no sex in the last month, consistent birth control. If no risk of pregnancy, you can do a ... Read More
A 25-year-old female asked:
Dr. Mary Margaret ONeill
35 years experience Gynecology
Yes: If you start taking your first pill, of a combined oral contraceptive pill, on the first day of your period- you do not need to use a second form of ... Read More
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1 thank
A 29-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
Usually ok to do: One can ask her prescribing doctor if there is any problem with cutting or breaking up her birth control pill. In general, birth control pills can be ... Read More
A member asked:
Dr. James Ferguson
45 years experience Pediatrics
Hard to say: The only 100% effective method is abstinence. IUD's are about 99%, the pill about 95% and condoms about 80%.Other than the IUD , the ohe other methods ... Read More
A 49-year-old member asked:
Dr. James Ferguson
45 years experience Pediatrics
Yes: Abstinence, vasectomy and hysterectomy all have this level of effectiveness. All the others can come close but require adherence to specific instructi ... Read More
A 22-year-old female asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Abstinence.: Abstinence is the most effective form of birth control. Next best is vasectomy, hysterectomy, iud followed by vaginal ring and oral contraceptives. N ... Read More
A 18-year-old female asked:
Dr. Cindy Williams
38 years experience Pediatrics
Contraception : The most important thing that makes the pill ineffective, is not taking them. When taken correctly, the pill is 99% effective. This decreases when pil ... Read More
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1 thank
A 20-year-old female asked:
Dr. Charles Gordon
Specializes in Adolescent Medicine
VCFs: I am not sure of the meaning of the acronym VCF. Most forms of birth control are effective with varying degrees of effectiveness. It depends upon you ... Read More

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