Previfem vs Sprintec – Comparison of Side Effects & Uses

Previfem

It is a combination of ethinyl estradiol and norgestimate, two hormones that belong to a group of drugs called hormonal contraceptives.

Ethinyl estradiol and norgestimate prevent pregnancy by altering cervical mucus and the lining of the uterus to prevent sperm from entering and by stopping ovulation.

Uses

This prescription birth control medication is used to prevent pregnancy.

Dosage

Take one pill a day, no more than 24 hours apart.

Side Effects and Precautions

Common side effects may include:

  • darkening of facial skin;
  • vomiting;
  • nervousness;
  • nausea;
  • problems with contact lenses;
  • breast tenderness;
  • vaginal itching or discharge;
  • acne;
  • skin rash;
  • breakthrough bleeding;
  • changes in weight;
  • headaches.

Rare side effects may include:

  • jaundice (yellowing of the skin or eyes);
  • problems with vision or balance;
  • tiredness;
  • chest pain or pressure;
  • a breast lump;
  • slurred speech;
  • loss of appetite;
  • sudden numbness or weakness;
  • clay-colored stools;
  • excessive sweating;
  • sudden severe headache;
  • swelling in your hands, ankles, or feet;
  • dark urine;
  • pounding in your neck or ears;
  • fever;
  • pain spreading to your jaw or shoulder;
  • blurred vision;
  • changes in the pattern of migraine headaches;
  • upper stomach pain;
  • mood changes;
  • pain in one or both legs;
  • stabbing chest pain;
  • sleep problems;
  • coughing up blood;
  • feeling short of breath.

Contraindications

You should not take this prescription medication if you have:

  • circulation problems (especially if caused by type 2 diabetes mellitus);
  • uncontrolled high blood pressure;
  • liver disease;
  • a history of heart attack, stroke, or blood clot;
  • unusual vaginal bleeding;
  • liver cancer;
  • coronary artery disease;
  • severe migraine headaches;
  • chest pain;
  • if you take any hepatitis C medication;
  • an increased risk of having blood clots;
  • a history of jaundice;
  • a history of hormone-related cancer.
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Smokingsmoking

Do not smoke tobacco while taking this medication, particularly if you are older than 35 years of age.

Drug Interactions

It may negatively interact with other medications, especially:

  • levothyroxine;
  • bupropion;
  • meloxicam;
  • clonazepam;
  • bentyl;
  • methocarbamol;
  • Estarylla (ethinyl estradiol/norgestimate);
  • ondansetron;
  • gabapentin;
  • Mononessa (ethinyl estradiol/norgestimate);
  • sertraline;
  • hydroxyzine;
  • Topamax (topiramate);
  • ibuprofen;
  • Zoloft (sertraline);
  • lisinopril;
  • Zyrtec (cetirizine);
  • trazodone;
  • prednisone;
  • pantoprazole;
  • levsin;
  • metformin.

Breastfeeding

Studies in breastfeeding women have established negative effects on breastfed infants. Do not take this birth control medication while breastfeeding an infant.

Sprintec

It is a combination of ethinyl estradiol and norgestimate, two hormones that belong to a group of drugs called hormonal contraceptives.

Ethinyl estradiol and norgestimate prevent pregnancy by altering cervical mucus and the lining of the uterus to prevent sperm from entering and by stopping ovulation.

Uses

This prescription birth control medication is used to prevent pregnancy.

Dosage

Take one pill a day, no more than 24 hours apart.

Side Effects and Precautions

Common side effects may include:

  • changes in weight;
  • darkening of facial skin;
  • nausea;
  • problems with contact lenses;
  • vomiting;
  • vaginal itching or discharge;
  • breast tenderness;
  • rash;
  • acne;
  • breakthrough bleeding;
  • nervousness;
  • headaches.

Rare side effects may include:

  • chest pain or pressure;
  • sudden numbness or weakness;
  • sweating;
  • sudden severe headache;
  • blurred vision;
  • slurred speech;
  • problems with vision or balance;
  • pounding in your ears;
  • pain or warmth in one or both legs;
  • swelling in your hands, ankles, or feet;
  • coughing up blood;
  • pain spreading to your jaw or shoulder;
  • sudden vision loss;
  • jaundice (yellowing of the skin or eyes);
  • feeling short of breath;
  • changes in the pattern of migraine headaches;
  • stabbing chest pain;
  • a breast lump;
  • mood changes;
  • clay-colored stools;
  • loss of appetite;
  • tired feeling;
  • dark urine;
  • weakness;
  • fever (high temperature);
  • sleep problems (insomnia);
  • upper stomach pain.
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Contraindications

You should not take this medication if you have:

  • untreated or uncontrolled high blood pressure;
  • a history of jaundice;
  • if you take any hepatitis C medication;
  • a history of heart attack, stroke, or blood clot;
  • circulation problems;
  • coronary artery disease;
  • a history of hormone-related cancer;
  • chest pain;
  • liver cancer;
  • an increased risk of having blood clots;
  • severe migraine headaches;
  • liver disease;
  • unusual vaginal bleeding.

Smoking

Do not smoke tobacco while taking this prescription medication, particularly if you are older than 35 years of age.

Drug Interactions

It may negatively interact with other medications, especially:

  • levothyroxine;
  • bupropion;
  • metformin;
  • meloxicam;
  • clonazepam;
  • methocarbamol;
  • pantoprazole;
  • Estarylla (ethinyl estradiol/norgestimate);
  • ondansetron;
  • gabapentin;
  • prednisone;
  • Mononessa (ethinyl estradiol/norgestimate);
  • sertraline;
  • hydroxyzine;
  • trazodone;
  • Topamax (topiramate);
  • ibuprofen;
  • Zoloft (sertraline);
  • Zyrtec (cetirizine);
  • lisinopril.

Breastfeeding

Studies in breastfeeding women have established negative effects on breastfed infants. Do not take this prescription birth control medication while breastfeeding an infant.

Bottom Line – Previfem vs Sprintec

Previfem (ethinyl estradiol and norgestimate) is a birth control pill that prevents ovulation and causes changes in the cervical mucus and uterine lining, making it harder for sperm to reach the uterus.

Sprintec (ethinyl estradiol and norgestimate) is a birth control pill that prevents ovulation and causes changes in the cervical mucus and uterine lining, making it harder for sperm to reach the uterus.

In conclusion, these birth control pills have the same active ingredients and concentration, but they contain some different inactive ingredients.

References

https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/
https://www.sciencedirect.com/topics/veterinary-science-and-veterinary

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