About Tetrahydrobiopterin
            
            Class: | Biochemical agent, cofactor  
Use: | Treatment of phenylketonuria (PKU) and other conditions associated with tetrahydrobiopterin deficiency  
Adult dose: | 10-20 mg/kg/day, divided into 2-3 doses; maximum dose may vary based on clinical response  
Pediatric dose: | 10-20 mg/kg/day, divided into 2-3 doses; dosing should be adjusted based on age and clinical response  
Side effects: | Gastrointestinal disturbances (nausea, diarrhea), headache, fatigue, irritability, and allergic reactions
         
        
            
                Medical Disclaimer
            
            
                This information is for educational purposes only and should not replace professional medical advice. 
                Always consult with a licensed healthcare provider or pharmacist in the UAE before taking any medication. 
                The information presented here is specific to medicines available in UAE pharmacies and is regularly updated 
                to ensure accuracy for patients and healthcare professionals in the United Arab Emirates.