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Drug Information

Clonidine is a drug that blocks signals in the brain controlling heart rate and blood pressure. It is used to lower blood pressure in people with hypertension. It is available alone in oral tablets, skin patches (Catapres®-TTS), and in a form for intravenous (iv) injection; and in an oral combination product. Clonidine is used with narcotics to treat severe pain and as an adjunct to alcohol withdrawal, narcotic detoxification, and quitting smoking.

Common brand names:

Catapres, Catapres-TTS

Summary of Interactions with Vitamins, Herbs, & Foods

Types of interactions: Beneficial Adverse Check

Replenish Depleted Nutrients

  • none

Reduce Side Effects

  • none

Support Medicine

  • DHEA

    DHEA (Dehydroepiandrosterone) supplementation (50 mg per day) has been shown to restore the response of beta-endorphin (a brain chemical involved in pain and pleasure sensations) to clonidine.

    The interaction is supported by preliminary, weak, fragmentary, and/or contradictory scientific evidence.

Reduces Effectiveness

  • none

Potential Negative Interaction

  • none

Explanation Required 

  • none

The Drug-Nutrient Interactions table may not include every possible interaction. Taking medicines with meals, on an empty stomach, or with alcohol may influence their effects. For details, refer to the manufacturers’ package information as these are not covered in this table. If you take medications, always discuss the potential risks and benefits of adding a new supplement with your doctor or pharmacist.

PeaceHealth endeavors to provide comprehensive health care information, however some topics in this database describe services and procedures not offered by our providers or within our facilities because they do not comply with, nor are they condoned by, the ethics policies of our organization.