99% Oral Female Steroids Contraception Emergency Levonorgestrel CAS: 797-63-7

Name: 99% Oral Female Steroids Contraception Emergency Levonorgestrel CAS: 797-63-7
Brand: Haiwen Female Steroids Contraception Emergency Levonorgestrel
SKU: Female Steroids Contraception Emergency Levonorgestrel
Rating: 4.9 (5 reviews)

Brand Name:Haiwen Female Steroids Contraception Emergency Levonorgestrel
Model Number:
Female Steroids Contraception Emergency Levonorgestrel
Place of Origin:China
Certification:GMP,SGS,UKAS,ISO
Min.Order Quantity:Negotiable
Price:Negotiable
Packaging Details:foil bag or as your requirement
Delivery Time:Within 1-2 working days upon receipt payment
Payment Terms:T/T, Western union, MoneyGram
Supply Ability:1000kgs/month

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Shenzhen Wenzhi Bio-Technology Co.,Ltd2020-07-10 09:46:19
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Product Details

CAS:	797-63-7	Grade:	USP/BP	Assay:	99%
MF:	C21H28O2	Molecular Weigh:	312.45	Character:	white powder
name:	Levonorgestrel	alias:	Levonorgestrel

Product Description

99% Oral Female Steroids Contraception Emergency Levonorgestrel CAS: 797-63-7

Basic information

Levonorgestrel
CAS:797-63-7

Assay:99%

Molecular Formula:C21H28O2

Molecular Weight:312.45

Quality Standard: USP

Packing:1kg/foil bag/tin

Appearance: White or almost white crystalline powder

Usage: Progesterone drug, used for irregular menstruation, functional uterine bleeding, endometriosis, etc

Payment terms:Western union; Money gram; T/T; Paypal; Bitcoin

Usage And Synthesis

Oral contraceptives, levonorgestrel, also known as D- norethindrone, left Kanok ketone, is currently the most widely used oral contraceptives, the racemic optically active part of norethindrone, the activity ratio norethindrone strong double dose can be reduced by half, adverse reactions are also reduced accordingly. Rapid oral absorption, 0.5 ~ 1h, reached the peak. t1 / 2 of 10 ~ 24h.Protein binding rate of 93% to 95%, bioavailability, mainly located in the liver, kidney, ovarian and uterine bodys organs and tissues, and its metabolites, mainly in the form of glucuronide and sulfate salts from the urine and feces in vitro.

And ethinyl estradiol combination as a short-acting oral contraceptives. Its dual photo and three photo adverse reactions less, closer to womens normal hormone secretion type. Women can be used for emergency contraception, namely failure (condom slippage or breakage, coitus out of control, rhythm miscalculation, etc.) in the same room of post-coital contraception measures unprotected intercourse or other contraceptive methods.

As the three weekly photo of reducing the product with about 40%, so the fewer adverse reactions. Levonorgestrel such as changes in dosage form can also be used a variety of long-acting contraceptives. Used as a short-acting oral contraceptives: from the first five days of menstruation to start taking the compound levonorgestrel tablets, a day, even for 22 days, without interruption, at bedtime.

So the next menstruation after serving five days to continue the medication. May have nausea, vomiting, headache, breast swelling after serving, acne, weight gain, depression, lowered HDL, breakthrough bleeding, amenorrhea. Liver and kidney dysfunction, breast masses were hanged. Uterine fibroids, hypertension and liver and kidney disease history of caution. Not as a regular birth control pills, to be taken next reliable contraceptive measures premenstrual medication. Women who smoke should not take (due to complicated by cardiovascular disease).

Product description:

Levonorgestrel (or l-norgestrel or D-norgestrel) is a second generation progestin (synthetic progestogen) used as an active ingredient in some hormonal contraceptives, including combined oral contraceptive pills, progestogen only pills, emergency contraceptive pills, intrauterine systems, contraceptive implants, and hormone replacement therapy.

It is on the World Health Organizations List of Essential Medicines, a list of the most important medication needed in a basic health system

Application:

Oral contraception

At low doses, levonorgestrel is used in monophasic and triphasic formulations of combined oral contraceptive pills, with available monophasic doses ranging from 100-250 µ G, and triphasic doses of 50 µ G/75 µ G/125 µ G. At very low daily dose of 30 µ G, levonorgestrel is used in some progestogen only pill formulations.

Emergency contraception

Levonorgestrel is used in emergency contraceptive pills (ECPs), both in a combined Yuzpe regimen which includes estrogen, and as a levonorgestrel-only method. The levonorgestrel-only method uses levonorgestrel 1.5 mg (as a single dose or as two 0.75 mg doses 12 hours apart) taken within 3 days of unprotected sex, with one study indicating that beginning as late as 120 hours (5 days) after intercourse could be effective.

Intrauterine system

Levonorgestrel is the active ingredient in the Mirena & Skyla (Jaydess) intrauterine system.

Contraceptive implants

Levonorgestrel is the active ingredient in Norplant and Jadelle.

Hormone replacement therapy

Levenorgestrel is combined with 17-beta estradiol in the Climara Pro hormonal patch.

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