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[38] [39] It is given by intramuscular or subcutaneous injection and forms a long-lasting depot, from which it is slowly released over a period of several months. It takes one week to take effect if given after the first five days of the period cycle, and is effective immediately if given during the first five days of the period cycle.
Here, doctors explain how long most vitamins last and any risks associated with taking expired vitamins. ... Most vitamins are considered safe for up to two years past their expiration date ...
But research conducted by the FDA demonstrates that 90 percent of more than 100 drugs—both prescription and over-the-counter—are perfectly good to use even 15 years after the expiration date.
The labeled expiration date is a manufacturer's promise for a time until which the drug will have full efficacy and be safe as manufactured. [4] The labeled expiration date is not an indication of when a drug has become ineffective or unsafe to use. [4] Many drugs are effective for years after their expiration dates. [4]
Common side effects of EC/MPA include irregular menstrual periods which typically improves with time. [3] Other side effects include blood clots, headache, hair loss, depression, nausea, and breast pain. [3] [4] Use during pregnancy is not recommended. [2] Use during breastfeeding is likely safe. [5] It works mainly by preventing ovulation. [2]
Estradiol levels after a single intramuscular injection of 1.0 to 2.0 mg (average 1.67 mg) of estradiol cypionate in oil (Depo-Estradiol) in hypogonadal girls. [64] [65] Assays were performed using radioimmunoassay with chromatographic separation. [64] [65] Sources were Rosenfield et al. (1973, 1974). [64] [65]
Symptoms of the condition usually appear between 3 and 10 days before the first day of your period, during the luteal phase of menstruation.
An expiration date or expiry date is a previously determined date after which something should no longer be used, either by operation of law or by exceeding the anticipated shelf life for perishable goods. Expiration dates are applied to selected food products and to some other manufactured products like infant car seats where the age of the ...