Rexia
Rexia appetizer is a syrup. It is an appetite stimulant, promotes weight gain, and boosts energy & calories.
Package Contains: Each package contains Rexia 120ml (approx) Syrup. It is available in a tasty orange flavor.
Composition: 
Each 5ml contains:
Lysine 225mg
Carnitine NCL 150mg
Thiamin 10mg
Riboflaw 5mg
Nlacin 50mg
Vitamin BC 5mg
Vitamin B12 5mcg
Directions for use:
Children: One teaspoonful thrice daily.
Adults: One tablespoonful thrice daily or as prescribed by the healthcare professional.
Indications:
Anorexia (Loss of appetite)
Growth Problems
Anxiety
Pain
SSRI Induced sexual dysfunction
Heart Problem
Migraine
Convulsions
Opiate withdrawal
Neurological disorders
Moderate to severe serotonin syndrome
Vitamin B12 deficiency
How it works: Appetizer Syrup stimulates appetite by improving the body’s metabolism. It works by improving liver function which boosts your digestion process and thus makes you feel hungry. This helps the body produce enough energy to do your daily work without feeling fatigued. 
Side effects: It can cause stomach upset.
Instructions: Shake well before use. Store in a cool & dry place. Keep out of reach of children. For oral use only.
Links:
BIOLEX PHARMA owns Rexia. This is a link to the brand: https://pk.linkedin.com
It is manufactured by: A.R. Nutraceutical Pharma (Pvt.) Ltd. This is a link to the manufacturer: https://www.arnutraceuticalpharma
You can buy Rexia at this link: https://www.dvago.pk