ALL NATURAL WORKS FAST ASPIRIN FREE NO KNOWN CONTRAINDICATIONS Like a good friend. For over 150 years, Dr. Humphreys" delayed menses remedy has been providing safe, gentle relief for menstrual symptoms such as cramps, backache, anxiety, mood changes, nervous tension, irritability, headaches and bloating.Its three all-natural active ingredients deliver effective pain relief without the worry of side effects. No wonder so many women have trusted us for generations.