Medicine Reaction, Hair Loss and Scalp Problems

Many prescription and nonprescription medicines can cause hair loss or thinning or other scalp problems. A few examples are:

• Medicines used to treat cancer (chemotherapy).
• Birth control pills.
• Seizure medicines.
• Amphetamines, such as dextroamphetamine (for example, Dexedrine) or methamphetamine.
• Vitamin A in high doses.