Company Names, addresses, dates: ¹
  Villa Heights Pharmacy, Melrose Ave cor Lafayette Blvd NW (1945-46)
  Allen's Villa Heights Pharmacy, Melrose Ave at 26th, Roanoke VA (1948)
  Allen's Pharmacy, 2535 Melrose Ave, Roanoke VA (1951-1957)
  Allen's Pharmacy, 2523 Melrose Ave, Roanoke VA (1958,1960)

Notes:
Walter M. Allen was the proprietor of Allen's Villa Heights Pharmacy¹.
I only have access to a limited number of Roanoke City directories¹, so the years he was in business and the addresses listed above are not complete. I found 5 different addresses for his pharmacy, but some may have been referring to the same building.

Bottles:

This is an amber, 2.25" machine-made bottle with a label: label: ... Dr. C.F. DAVIS / Allen's VILLA HEIGHTS PHARMACY / 2523 Melrose Avenue, N.W. / Phone 344-4041 ROANOKE VA