Select 1/35 (21-Day) 0.035 mg (Ethinyl Estradiol TABLET) 0.035 MG

SELECT 1/35 (21-Day) 0.035 mg tablets contain ethinyl estradiol, a hormonal medication used for contraception. This oral contraceptive is designed to prevent pregnancy by regulating hormonal levels. Learn more about its uses and effects.

Strength

0.035 MG

Pack Size

Manufacturer / TM Owner

PFIZER CANADA ULC

Select Quantity

Pack/s

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Indications & Clinical Uses

SELECT 1/35 (21-Day) 0.035 mg tablets are primarily used as an oral contraceptive to prevent pregnancy. The active ingredient, ethinyl estradiol, works by altering hormonal levels to inhibit ovulation and thicken cervical mucus, making it harder for sperm to reach the egg. This medication is part of a 21-day regimen, typically taken daily for three weeks followed by a week off. It is important to follow the prescribed schedule for optimal effectiveness. What is ethinyl estradiol used for? It is commonly used for birth control and may also be prescribed for other hormonal imbalances as determined by a healthcare provider.

Side Effects

Common effects of SELECT 1/35 (21-Day) 0.035 mg tablets may include changes in menstrual cycles, such as lighter or more regular periods. Some users may experience breast tenderness, nausea, or headaches. These effects vary among individuals and typically subside as the body adjusts to the medication. If any severe or persistent effects occur, it is advisable to consult a healthcare professional.

Precautions & Warnings

SELECT 1/35 (21-Day) 0.035 mg tablets should be stored at room temperature, away from moisture and heat. It is important to take the tablets as directed, ideally at the same time each day, to maintain consistent hormone levels. Do not skip doses, as this can reduce the effectiveness of the contraceptive. Always follow the instructions provided by your healthcare provider.

Avoid Interactions

SELECT 1/35 (21-Day) 0.035 mg tablets may interact with certain medications, including antibiotics, anticonvulsants, and HIV medications. These interactions can affect the effectiveness of the contraceptive or increase the risk of side effects. It is important to inform your healthcare provider about all medications you are taking before starting this treatment. Additionally, avoid smoking while using this medication, as it can increase the risk of serious side effects.

Frequently Asked Questions

SELECT 1/35 (21-Day) 0.035 mg tablets are primarily used as an oral contraceptive to prevent pregnancy by regulating hormonal levels.

Take one tablet daily for 21 days, followed by a 7-day break. Follow the prescribed schedule for optimal effectiveness.

Common side effects may include breast tenderness, nausea, headaches, and changes in menstrual cycles.

Inform your healthcare provider about all medications you are taking, as some may interact with SELECT 1/35 (21-Day) 0.035 mg tablets.

If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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