Morbilliform:
- Most common drug reaction
- It is type IV hypersensitivity reaction
- It starts 1-2 weeks after drug ingestion-sooner if reused in the future
- It causes pink bumps and patches that coalesce to form large lesions
- It spares the palms and soles
- Taking Amoxil when having Infectious Mono can produce this type of reaction
Treatment: Stop the drug, antihistamine and steroids