MedEquity Capital, a PE investor focused solely on lower middle-market healthcare companies, has acquired LiceGuard. Murphy Business & Financial advised LiceGuard in the transaction. The company markets branded products for eliminating juvenile head lice, including shampoo, combs and repellent spray. The deal positions LiceGuard to grab a larger share of the growing $450 million global head lice treatment sector. New York-based MedEquity looks to make investments between $5 million and $30 million in established, profitable businesses addressing market opportunities with high growth opportunities.