Notes Payable (Details) (USD $)	3 Months Ended	6 Months Ended
	Mar. 31, 2013	Mar. 31, 2013	May 01, 2012
Notes Payable (Textual) [Abstract]
Warrants to purchase shares			491,007
Warrant exercise price	2.78	2.78
Notes Payable (Additional Textual) [Abstract]
Amortization period for monthly principal and interest		30 months
Debt discount amortization	$ 139,000	$ 277,000
Minimum sales level relative to projected NUEDEXTA revenues measured basis		3 months
Ratio of cash and cash equivalent to outstanding amount, Minimum		1.5
Additional default interest rate		5.00%
Loan Agreement [Member]
Notes Payable (Textual) [Abstract]
Date of Loan Agreement		Dec. 31, 2012
Loan Agreement of term loan	30,000,000	30,000,000
Loan Agreement interest rate	8.95%	8.95%
Final payment of interest		7.00%
Percentage of principal to calculate warrants to issue		4.55%
Warrants to purchase shares	491,007	491,007
Warrant exercise price	2.78	2.78
Loan Agreement [Member] | Black-Scholes model [Member]
Notes Payable (Textual) [Abstract]
Fair value of warrants		$ 1,200,000
Common stock at issuance, fair value	$ 2.80	$ 2.80
Period of contractual term		10 years
Weighted average volatility rate		96.70%
Dividend rate		0.00%
Risk-free interest rate		1.80%