Doctor insights on:
Does Methylphenidate Affect Female Fertility
It does not: I'm very sorry that somebody told you this. The "scientific basis" is the discovery that sperm counts per unit volume of semen are lower if a man ejaculates frequently. The reason is that more fluid is reabsorbed during abstinence. There is nothing "spiritual" about telling or believing untruths about your body; growing up is difficult enough as it is. Think about the girl you'll marry. Cheers. ...Read more
Yes: Tamoxifen is most commonly prescribed for the treatment of hormone (+) breast cancer. While tamoxifen may cause birth defects during pregnancy, it actually can increase ovulation, thus increasing fertility. Accordingly, premenopausal women taking tamoxifen for breast cancer treatment must use (nonhormonal forms of) birth control. ...Read moreSee 1 more doctor answer
Correct hypothyroid: When women have hypothyroidism, a common problem is increase of another hormone called prolactin. Causes less release of lh, and a loss of Progesterone receptor site sensitivity, and a loss in sensitivity to fsh in the follicle. All of these losses lead to problems with ovulation, and they also mess with the communication to the pituitary gland. If hypothyroidism under control conception occurrs. ...Read more
Yes: Alcohol use in men may have negative effects on sperm (decreased semen volume, movement, shape, and count), with inflammation and increased white blood cells in the semen. Alcohol intake is associated with lower levels of fuel (gonadotropins) from the brain and direct effects on the testes leading to lower testosterone. Interestingly, a specific component of red wine, myricetin may affect sperm. ...Read moreSee 1 more doctor answer
Age, smoking ...: Past the mid-20's, as women get older fertility decreases, so female age is an important factor. Other things that may decrease fertility are smoking, overweight / obesity, pelvic infections like chlamydia or pid, fibroid tumors or polyps of the uterus, endometriosis, surgery involving the ovaries, uterus or tubes, ectopic pregnancies, and cancer chemo- or radiotherapy. ...Read more
No: Check out online.Epocrates.Com & drugs.Com for drug information including interactions. Neither make mention of male fertility as an issue of amlodipine, a calcium channel blocker commonly used to lower high blood pressure. However, issues associated w/high blood pressure may affect erectile function so best to address this w/your doctor. ...Read moreSee 2 more doctor answers
Frequent male masturbation isn't likely to have much effect on your ability to get your partner pregnant: Some data shows that optimum semen quality occurs after two to three days of no ejaculation. But other research suggests that men who have normal sperm quality maintain normal sperm motility and concentrations even with daily ejaculation. Ultimately, having sexual intercourse with ejaculation several times a week will maximize your chances of getting your partner pregnant, whether you masturbate or not. ...Read more
Possibly: Smoking causes blood vessels to contract and decreases oxygen flow to the tissues. When this happens in the testicles, it can decrease sperm production and thus possible fertility. As you age, it could also affect erectile function, so this in turn could lead to fertility problems as well. ...Read more
A suspect drug: Allopurinol helps halt cell division and cell division is critical for sperm production at 1000 sperm being produced per heartbeat. Talk to your doctor and you must balance quality of life off of Allopurinol (i.e. More gouty pain) with fertility issues taking it. ...Read moreSee 1 more doctor answer
Doubtful: Basically 'no' as long as ejaculation occurs inside the vagina. If ejaculation is so premature to prevent entering the woman's vagina, then this may be important. Conventional wisdom and many folkstories hold that pregnancy can happen from ejaculation 'outside, ' there is no scientific evidence to support this. If true, it likely happens at a very much lower rate. ...Read moreSee 1 more doctor answer
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