Conjugated Estrogens (Synthetic A) Side Effects

Please note - some side effects for Conjugated Estrogens (Synthetic A) may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Side Effects of Conjugated Estrogens (Synthetic A) - for the Consumer

Conjugated Estrogens (Synthetic A)

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Conjugated Estrogens (Synthetic A):

Back pain; bloating; breast pain; depression; diarrhea; dizziness; flu syndrome; gas; hair loss; headache; increased cough; increased/decreased interest in sex; indigestion; infection; irregular vaginal bleeding or spotting; itching; joint pain; lightheadedness; leg cramps; muscle aches; nausea; nervousness; pain; runny nose; sinus inflammation; sleeplessness; sore throat; stomach pain; upper respiratory tract infection; vaginal inflammation; weakness; weight changes.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); abnormal bleeding from the vagina; breast lumps; changes in vision or speech; chest pain; dizziness; fainting; mental/mood changes; pain or tenderness in the upper abdomen; pain in the calves; severe headache; sudden shortness of breath; swelling of the hands or feet; unusual vaginal discharge/itching/odor; vomiting; weakness or numbness of an arm or leg; yellowing of the skin or eyes.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

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