This single, comprehensive guide details how virtually all of today's drugs and herbal supplements interact with pregnancy and lactation. Covering nearly 2,000 substances, it indicates precisely whether each one is FDA-approved for use by expecting or nursing mothers...is known to be safe for use...or is known to pose a danger. Key Features Describes each substance’s mechanism of action, side effects, drug-drug interactions, dosage, cost of therapy, and degree of safety during pregnancy or lactation. Indicates not only whether the FDA has approved a drug based on clinical trials, but also whether the drug is generally considered to be safe in the absence of FDA approval. Includes over-the-counter drugs and alternative medications as well as prescription drugs. Uses an eye-catching icon to highlight known teratogens. Makes reference easy with an alphabetical organization by both trade and generic name, a special index listing drugs by category, and a user-friendly page format. Also available as PDA software and in an economical book/PDA software package.