Saw Palmetto

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Are there any interactions with medications?



Birth control pills (Contraceptive drugs)
Interaction Rating: Moderate Be cautious with this combination.
Talk with your health provider.

Some birth control pills contain estrogen. Saw palmetto might decrease the effects of estrogen in the body. Taking saw palmetto along with birth control pills might decrease the effectiveness of birth control pills. If you take birth control pills along with saw palmetto, use an additional form of birth control such as a condom.

Some birth control pills include ethinyl estradiol and levonorgestrel (Triphasil), ethinyl estradiol and norethindrone (Ortho-Novum 1/35, Ortho-Novum 7/7/7), and others.



Estrogens
Interaction Rating: Moderate Be cautious with this combination.
Talk with your health provider.

Saw palmetto seems to decrease estrogen levels in the body. Taking saw palmetto along with estrogen pills might decrease the effectiveness of estrogen pills.

Some estrogen pills include conjugated equine estrogens (Premarin), ethinyl estradiol, estradiol, and others.



Medications that slow blood clotting (Anticoagulant / Antiplatelet drugs)
Interaction Rating: Moderate Be cautious with this combination.
Talk with your health provider.

Saw palmetto might slow blood clotting. Taking saw palmetto along with medications that also slow clotting might increase the chances of bruising and bleeding.

Some medications that slow blood clotting include aspirin, clopidogrel (Plavix), diclofenac (Voltaren, Cataflam, others), ibuprofen (Advil, Motrin, others), naproxen (Anaprox, Naprosyn, others), dalteparin (Fragmin), enoxaparin (Lovenox), heparin, warfarin (Coumadin), and others.

Dosing considerations for Saw Palmetto.

The following doses have been studied in scientific research:

BY MOUTH:
  • For benign prostatic hyperplasia (BPH): 160 mg twice daily or 320 mg once daily.
  • For the treatment of bald spots: 200 mg twice daily combined with beta-sitosterol 50 mg twice daily.

Therapeutic Research Faculty copyright

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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