Desogen

Desogestrel · Ethinylestradiol

Formulated for women to manage cycle regulation and to alleviate unintended pregnancy risks effectively.

Active ingredients
Desogestrel · Ethinylestradiol
Supply
OTC
Route
Oral use
Form
Film-coated tablet
Strengths
0.15/30mg/mcg

Desogen details

Condition
Contraception
Alternative names
Marvelon; Mercilon; Mircette
Therapeutic class
Combined Oral Contraceptives
Pharmacological class
Progestogen and Oestrogen
Minor side effects
nausea; headache; breast tenderness; mood changes; weight changes
Moderate side effects
hypertension; decreased libido; migraine; breast enlargement
Dosage forms
Film-coated tablet
Administration route
Oral use
Supply category
General sale, no prescription needed
Manufacturer
Organon
Onset Time
7–14 days
Duration
24 hours
Storage instructions
Store at room temperature in a dry place away from direct light.
Drug interactions
St. John's Wort; rifampicin; carbamazepine; ritonavir
Age restrictions
Not for use before menarche.
Contraindications

history of venous thromboembolism; severe hypertension; migraine with aura; diabetes mellitus with vascular complications; pregnancy

Precautions and warnings

periodic medical check-ups recommended; may increase risk of thrombosis; consult doctor before surgery

Serious side effects

venous thromboembolism, requires immediate medical attention; arterial thromboembolism, requires immediate medical attention; hepatic tumours, requires immediate medical attention

Patient summary

formulated for women to manage cycle regulation and to alleviate unintended pregnancy risks effectively.

Mechanism of action

This medicine combines two female hormones that work primarily by preventing ovulation and altering cervical mucus to inhibit sperm penetration and thinning the endometrium to prevent implantation.

Pregnancy and breastfeeding

Pregnancy: Do not use if pregnant. Breastfeeding: Not recommended as it may reduce milk production.

Where this medicine is registered

  • Singapore
  • Hong Kong
  • Thailand
  • Malaysia
  • Philippines
  • Indonesia
  • Taiwan
  • South Korea
  • Japan
  • Australia
  • New Zealand
  • UAE
  • South Africa

About Desogen

Desogen is a widely used contraceptive containing desogestrel and ethinylestradiol. This formulation is also sold under brand names such as Marvelon, Mercilon, and Mircette. Manufactured by Organon, it is supplied as a tablet with a strength of 0.15/30mg/mcg, providing a consistent option for those managing their reproductive health.

Buying Desogen online

Desogen is registered across 14 markets, making it one of the more accessible contraceptives across the region, with availability in the UAE, Singapore, and Hong Kong, as well as Thailand, Malaysia, and the Philippines. Generic versions of this combination are often more affordable than the original brand, providing a practical solution for expats and residents across Asia seeking reliable supply and consistent access to their regular medication.