hairloss medication male baldness receding hairline stop hair loss treatment for baldness treatment for hair loss Hairloss Medication : Telogen effluvium is a type of hairloss that occurs when many hair follicles are shifted into the telogen (or resting) phase prematurely. It usually causes a general hairloss-treatment.myscience.ca/hairloss_medication.html">thinning of the hair. Telogen effluvium can be triggered by changes in hormone levels, nutritional status, stress or certain medication.