Nearly everyone develops fine lines and wrinkles over time. Creams that contain retinol, a natural form of vitamin A, claim to reduce the signs of aging in topical over-the-counter preparations.

Although people more commonly use arnica as a tincture, a salve for external use, you may use arnica as a low-dose tablet to help combat pain. The University of Maryland Medical Center states that taking arnica internally in high doses may induce severe side effects.

Daflon 500 mg is a prescription-only oral phlebotropic drug indicated in the treatment of venous disease--all conditions related to or caused by veins that become diseased or abnormal--and hemorrhoidal disease, which is dilated veins caused by increased pressure in the rectum.

It can be dangerous to drink alcohol while taking certain medications. Drinking wine while taking Flagyl, also known as metronidazole, can cause unpleasant side effects. How consistently these side effects will occur is unclear, however.

Levothyroxine is an FDA-approved synthetic thyroid hormone used to treat hypothyroidism. Although obstetricians try to minimize the number of medications women take during pregnancy, levothyroxine is safe for pregnant women with hypothyroidism. In fact, treating hypothyroidism is essential during pregnancy.

Levothyroxine is the generic name of a drug prescribed in the treatment of hypothyroidism, goiters and thyroid cancer. It is sold under such brand names as Unithroid, Levothroid, Synthroid and Levoxyl.

Potassium sorbate is a food preservative that helps prevent food spoilage from bacteria, fungi, molds and yeast, as described in the United Stated Food and Drug Administration. Potassium sorbate delays changes in color, flavor, texture and rancidity of food items, making them last longer.

Zyrtec, or cetirizine, is an antihistamine drug used for the treatment of seasonal allergies and its symptoms, such as rhinitis (runny or stuffy nose), cough and allergic skin manifestations like atopic dermatitis or urticaria.

Bactrim DS is a medication in a class of drugs known as antibiotics. Antibiotics are used to kill foreign bacteria in the body.

Depakote is the registered brand of the generic drug divalproex sodium. This drug -- manufactured by Abbott Laboratories -- is commonly used as a mood stabilizer for patients suffering from bipolar disorder but may also be prescribed for migraines and epilepsy.

Dextromethorphan is a medication that is used to relieve coughing problems because of colds or influenza (see link in References). Dextromethorphan is not indicated for the treatment of coughs caused by asthma, smoking or emphysema.

Inositol is a nutrient naturally found in animal products, such as beef and poultry. Treatment with therapeutic dosages of inositol may be beneficial for people who have depression or anxiety. Inositol may also help reduce symptoms associated with nerve damage caused by diabetes.