The 3 mg strength is a starter dose that helps your body get used to the medicine, and it is usually raised to 7 mg and then 14 mg for a fuller effect
Understanding why abrupt stopping increases rebound risk helps patients and providers make more informed, sustainable decisions
Pharmacokinetics and effects on gastric acid and insulin secretion in man

Major Ingredients Water, Triethylhexanoin, Hydrogenated Poly(C6-14 Olefin), Butylene Glycol, Niacinamide, Methylpropanediol, 1,2-Hexanediol, Phenyl Trimethicone, Diethoxyethyl Succinate, Polyglyceryl-10 Myristate, Borago Officinalis Extract, Centaurea Cyanus Flower Extract, Chamomilla Recutita (Matricaria) Flower/Leaf Extract, Lavandula Angustifolia (Lavender) Flower Water, Hyacinthus Orientalis (Hyacinth) Extract, Salvia Sclarea (Clary) Extract, Ethylhexylglycerin, Hibiscus Esculentus Fruit Extract, Corchorus Olitorius Leaf Extract, Carum Petroselinum (Parsley) Extract, Hexyl Cinnamal, Limonene, Linalool, Fragrance, Hippophae Rhamnoides Oil, Allantoin, Hydrogenated Lecithin, Sodium Gluconate, Glutathione, Adenosine, Cellulose Gum, Melia Azadirachta Leaf Extract, Melia Azadirachta Flower Extract, Curcuma Longa (Turmeric) Root Extract, Ocimum Sanctum Leaf Extract, Corallina Officinalis Extract, Biotin, Biotinoyl Tripeptide-1, Acetyl Hexapeptide-8, Tripeptide-1, Tripeptide-3, Myristoyl Pentapeptide-17, Hexapeptide-9, Gluconolactone, Alpha-Arbutin, Thioctic Acid Ingredients subject to change at manufacturer's discretion

They also have anti-inflammatory effects and perhaps additional activity that is not yet fully understood