|Dietary supplements may be sold without detailed scientific evidence of their safety and effectiveness.
Therefore, short- and long-term risks and benefits have not always been assessed for supplements designed specifically for
children. Here are some common supplements. |
|St. John's wort
| To treat depression and associated symptoms, including
fatigue, appetite loss, insomnia, anxiety and nervous unrest.
|| Probably safe when used for short-term medicinal purposes. Can
cause insomnia, restlessness, anxiety, irritability, fatigue, dry mouth, dizziness, headache and mania in depressed patients.
|| Probably effective in treating mild to moderate depression, and possibly effective when used for physical symptoms associated
with mild depression or to treat anxiety.
||To increase exercise performance and muscle mass in athletes and older
adults. Also used to treat heart failure.
|| Possibly safe when used appropriately, but there is insufficient data on safety of
long-term use. Can cause nausea and diarrhea. Athletes report muscle cramping.|| Possibly effective when used to enhance
muscle performance during brief, high-intensity exercise. Likely ineffective when used for increasing endurance.
||For treating or preventing colds and other upper respiratory infections. Also as an antiseptic, antiviral and immune stimulant,
dilator of blood vessels and treatment for urinary infections.
||Likely safe when daily use is limited. There is concern that
long-term use might depress immunity. Can cause allergic reactions, including acute asthma and hives.
||Possibly effective as
therapy for influenza-like infections, or for shortening the duration of colds and as supportive treatment for respiratory infections.
|For treating attention deficit disorder, enhancing memory and mood, boosting cognitive function,
increasing physical energy and improving athletic performance.
|| Possibly safe when used appropriately. Can cause constipation,
hives, headache, drowsiness, insomnia, confusion, depression, elevated blood pressure and mania.
||Possibly effective in
combination with other supplements in improving exercise performance. Clinical studies of use in treating attention deficit disorder
have been inconclusive.
||To treat cerebral conditions and to increase alertness. Also used to improve
cognitive function and sleep in depressed patients.
||Likely safe when used appropriately, unsafe when used intravenously. May
cause gastrointenstinal pains. Large doses may cause restlessness, diarrhea, nausea and vomiting.
||Possibly effective when used
to stabilize or improve cognitive function in patients with cerebral conditions, or when used to treat dizziness and headache.
as ma huang
| For asthma, bronchitis, allergic disorders, and as a stimulant and appetite suppressant.
Used for weight loss in combination with other herbal products.
||Possibly safe when used short-term. Likely unsafe in high
doses or long-term. Can cause dependence. Adverse reactions include anxiety, insomnia, high blood pressure and heart failure.
||Effective in short-term treatment of diseases of the respiratory tract. Likely ineffective when taken as a single agent for weight
loss. Insufficient reliable information about other uses.
||As a sedative and for mood disorders such as depression,
infantile convulsions, epilepsy and attention deficit hyperactivity disorder.
||Possibly unsafe when used long-term or in high doses.
Can cause headache, excitability, uneasiness, cardiac disturbances and insomnia and occasionally morning drowsiness.
effective when used for improving sleep quality and for improving mood and concentration.
digestive, mild tranquilizer and for stimulating appetite. Traditionally used to promote sweating, and to treat nervous problems,
insomnia, cramps, headache and toothache.
||Possibly safe when used on a short-term basis no more than 14 days. Hypersensitivity reactions have been reported.
||Possibly effective when used for nervous sleeping disorders and gastrointestinal
pains or for topical treatment of cold sores.
|Source: National Medicines Comprehensive Database
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