KATHMANDU: Nepal's former Crown Prince Paras Shah is in a critical condition after he suffered from a massive heart attack in Bangkok‚ Kantipur Television reported on Tuesday evening.

The 42-year-old has been admitted to Bangkok-based Samitivej Hospital after the cardiac arrest.

The only son of deposed King Gyanendra Shah‚ Paras is currently living in the Thai capital alone‚ after having differences with his family‚ which lives in Nepal.

Before moving to Bangkok‚ Paras lived in Singapore.

In October last year‚ he was arrested by Thai police in Phuket in possession of illegal drugs. Later in December‚ he was detained on charge of vandalising the luxury apartment that he rented in Bangkok.