Hello Lisagarmaise, Serotonin is to blame! Excessive release of 5HT(serotonin) from intestinal mucosa cells can cause diarrhea and nausea. Metformin stimulates these intestinal cells to produce increased levels of 5HT, as soon as 10-15 minutes after taking metformin. The good news is that most symptoms dissapear after taking metformin for 2-3 weeks.
Progesterone, hormone secreted by the female reproductive system that functions mainly to regulate the condition of the inner lining (endometrium) of the uterus. Progesterone is produced by the ovaries, placenta, and adrenal glands.
The pituitary gland secretes and stores hormones, which it uses to stimulate your other glands. Your hormones regulate a variety of body functions, such as temperature, urine production, thyroid activity, growth in children, and the production of sex hormones (testosterone in men and estrogen in women).he pituitary gland secretes and stores hormones, which it uses to stimulate your other glands. Your hormones regulate a variety of body functions, such as temperature, urine production, thyroid activity, growth in children, and the production of sex hormones (testosterone in men and estrogen in women).